200078710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:553

約数の個数: 64

約数和(自身を含む): 401708160

約数和(自身を除く): 201629450

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 71, 106, 130, 142, 265, 355, 409, 530, 689, 710, 818, 923, 1378, 1846, 2045, 3445, 3763, 4090, 4615, 5317, 6890, 7526, 9230, 10634, 18815, 21677, 26585, 29039, 37630, 43354, 48919, 53170, 58078, 97838, 108385, 145195, 216770, 244595, 281801, 290390, 377507, 489190, 563602, 755014, 1409005, 1539067, 1887535, 2818010, 3078134, 3775070, 7695335, 15390670, 20007871, 40015742, 100039355, 200078710]

約数ペア:

[(1, 200078710), (2, 100039355), (5, 40015742), (10, 20007871), (13, 15390670), (26, 7695335), (53, 3775070), (65, 3078134), (71, 2818010), (106, 1887535), (130, 1539067), (142, 1409005), (265, 755014), (355, 563602), (409, 489190), (530, 377507), (689, 290390), (710, 281801), (818, 244595), (923, 216770), (1378, 145195), (1846, 108385), (2045, 97838), (3445, 58078), (3763, 53170), (4090, 48919), (4615, 43354), (5317, 37630), (6890, 29039), (7526, 26585), (9230, 21677), (10634, 18815)]