129028900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1289}}^1$

素因数の和:1334

約数の個数: 144

約数和(自身を含む): 376225920

約数和(自身を除く): 247197020

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, 110, 130, 140, 143, 154, 175, 182, 220, 260, 275, 286, 308, 325, 350, 364, 385, 455, 550, 572, 650, 700, 715, 770, 910, 1001, 1100, 1289, 1300, 1430, 1540, 1820, 1925, 2002, 2275, 2578, 2860, 3575, 3850, 4004, 4550, 5005, 5156, 6445, 7150, 7700, 9023, 9100, 10010, 12890, 14179, 14300, 16757, 18046, 20020, 25025, 25780, 28358, 32225, 33514, 36092, 45115, 50050, 56716, 64450, 67028, 70895, 83785, 90230, 99253, 100100, 117299, 128900, 141790, 167570, 180460, 184327, 198506, 225575, 234598, 283580, 335140, 354475, 368654, 397012, 418925, 451150, 469196, 496265, 586495, 708950, 737308, 837850, 902300, 921635, 992530, 1172990, 1290289, 1417900, 1675700, 1843270, 1985060, 2345980, 2481325, 2580578, 2932475, 3686540, 4608175, 4962650, 5161156, 5864950, 6451445, 9216350, 9925300, 11729900, 12902890, 18432700, 25805780, 32257225, 64514450, 129028900]

約数ペア:

[(1, 129028900), (2, 64514450), (4, 32257225), (5, 25805780), (7, 18432700), (10, 12902890), (11, 11729900), (13, 9925300), (14, 9216350), (20, 6451445), (22, 5864950), (25, 5161156), (26, 4962650), (28, 4608175), (35, 3686540), (44, 2932475), (50, 2580578), (52, 2481325), (55, 2345980), (65, 1985060), (70, 1843270), (77, 1675700), (91, 1417900), (100, 1290289), (110, 1172990), (130, 992530), (140, 921635), (143, 902300), (154, 837850), (175, 737308), (182, 708950), (220, 586495), (260, 496265), (275, 469196), (286, 451150), (308, 418925), (325, 397012), (350, 368654), (364, 354475), (385, 335140), (455, 283580), (550, 234598), (572, 225575), (650, 198506), (700, 184327), (715, 180460), (770, 167570), (910, 141790), (1001, 128900), (1100, 117299), (1289, 100100), (1300, 99253), (1430, 90230), (1540, 83785), (1820, 70895), (1925, 67028), (2002, 64450), (2275, 56716), (2578, 50050), (2860, 45115), (3575, 36092), (3850, 33514), (4004, 32225), (4550, 28358), (5005, 25780), (5156, 25025), (6445, 20020), (7150, 18046), (7700, 16757), (9023, 14300), (9100, 14179), (10010, 12890)]