51551500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:153

約数の個数: 192

約数和(自身を含む): 152635392

約数和(自身を除く): 101083892

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 25, 26, 28, 35, 44, 50, 52, 55, 65, 70, 77, 91, 100, 103, 110, 125, 130, 140, 143, 154, 175, 182, 206, 220, 250, 260, 275, 286, 308, 325, 350, 364, 385, 412, 455, 500, 515, 550, 572, 650, 700, 715, 721, 770, 875, 910, 1001, 1030, 1100, 1133, 1300, 1339, 1375, 1430, 1442, 1540, 1625, 1750, 1820, 1925, 2002, 2060, 2266, 2275, 2575, 2678, 2750, 2860, 2884, 3250, 3500, 3575, 3605, 3850, 4004, 4532, 4550, 5005, 5150, 5356, 5500, 5665, 6500, 6695, 7150, 7210, 7700, 7931, 9100, 9373, 9625, 10010, 10300, 11330, 11375, 12875, 13390, 14300, 14420, 14729, 15862, 17875, 18025, 18746, 19250, 20020, 22660, 22750, 25025, 25750, 26780, 28325, 29458, 31724, 33475, 35750, 36050, 37492, 38500, 39655, 45500, 46865, 50050, 51500, 56650, 58916, 66950, 71500, 72100, 73645, 79310, 90125, 93730, 100100, 103103, 113300, 125125, 133900, 141625, 147290, 158620, 167375, 180250, 187460, 198275, 206206, 234325, 250250, 283250, 294580, 334750, 360500, 368225, 396550, 412412, 468650, 500500, 515515, 566500, 669500, 736450, 793100, 937300, 991375, 1031030, 1171625, 1472900, 1841125, 1982750, 2062060, 2343250, 2577575, 3682250, 3965500, 4686500, 5155150, 7364500, 10310300, 12887875, 25775750, 51551500]

約数ペア:

[(1, 51551500), (2, 25775750), (4, 12887875), (5, 10310300), (7, 7364500), (10, 5155150), (11, 4686500), (13, 3965500), (14, 3682250), (20, 2577575), (22, 2343250), (25, 2062060), (26, 1982750), (28, 1841125), (35, 1472900), (44, 1171625), (50, 1031030), (52, 991375), (55, 937300), (65, 793100), (70, 736450), (77, 669500), (91, 566500), (100, 515515), (103, 500500), (110, 468650), (125, 412412), (130, 396550), (140, 368225), (143, 360500), (154, 334750), (175, 294580), (182, 283250), (206, 250250), (220, 234325), (250, 206206), (260, 198275), (275, 187460), (286, 180250), (308, 167375), (325, 158620), (350, 147290), (364, 141625), (385, 133900), (412, 125125), (455, 113300), (500, 103103), (515, 100100), (550, 93730), (572, 90125), (650, 79310), (700, 73645), (715, 72100), (721, 71500), (770, 66950), (875, 58916), (910, 56650), (1001, 51500), (1030, 50050), (1100, 46865), (1133, 45500), (1300, 39655), (1339, 38500), (1375, 37492), (1430, 36050), (1442, 35750), (1540, 33475), (1625, 31724), (1750, 29458), (1820, 28325), (1925, 26780), (2002, 25750), (2060, 25025), (2266, 22750), (2275, 22660), (2575, 20020), (2678, 19250), (2750, 18746), (2860, 18025), (2884, 17875), (3250, 15862), (3500, 14729), (3575, 14420), (3605, 14300), (3850, 13390), (4004, 12875), (4532, 11375), (4550, 11330), (5005, 10300), (5150, 10010), (5356, 9625), (5500, 9373), (5665, 9100), (6500, 7931), (6695, 7700), (7150, 7210)]