20164746550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{44129}}^1$

素因数の和:44210

約数の個数: 96

約数和(自身を含む): 43667517600

約数和(自身を除く): 23502771050

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 37, 38, 50, 65, 74, 95, 130, 185, 190, 247, 325, 370, 475, 481, 494, 650, 703, 925, 950, 962, 1235, 1406, 1850, 2405, 2470, 3515, 4810, 6175, 7030, 9139, 12025, 12350, 17575, 18278, 24050, 35150, 44129, 45695, 88258, 91390, 220645, 228475, 441290, 456950, 573677, 838451, 1103225, 1147354, 1632773, 1676902, 2206450, 2868385, 3265546, 4192255, 5736770, 8163865, 8384510, 10899863, 14341925, 16327730, 20961275, 21226049, 21799726, 28683850, 31022687, 40819325, 41922550, 42452098, 54499315, 62045374, 81638650, 106130245, 108998630, 155113435, 212260490, 272496575, 310226870, 403294931, 530651225, 544993150, 775567175, 806589862, 1061302450, 1551134350, 2016474655, 4032949310, 10082373275, 20164746550]

約数ペア:

[(1, 20164746550), (2, 10082373275), (5, 4032949310), (10, 2016474655), (13, 1551134350), (19, 1061302450), (25, 806589862), (26, 775567175), (37, 544993150), (38, 530651225), (50, 403294931), (65, 310226870), (74, 272496575), (95, 212260490), (130, 155113435), (185, 108998630), (190, 106130245), (247, 81638650), (325, 62045374), (370, 54499315), (475, 42452098), (481, 41922550), (494, 40819325), (650, 31022687), (703, 28683850), (925, 21799726), (950, 21226049), (962, 20961275), (1235, 16327730), (1406, 14341925), (1850, 10899863), (2405, 8384510), (2470, 8163865), (3515, 5736770), (4810, 4192255), (6175, 3265546), (7030, 2868385), (9139, 2206450), (12025, 1676902), (12350, 1632773), (17575, 1147354), (18278, 1103225), (24050, 838451), (35150, 573677), (44129, 456950), (45695, 441290), (88258, 228475), (91390, 220645)]