80953490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:467

約数の個数: 64

約数和(自身を含む): 165162240

約数和(自身を除く): 84208750

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 71, 85, 95, 142, 170, 190, 323, 353, 355, 646, 706, 710, 1207, 1349, 1615, 1765, 2414, 2698, 3230, 3530, 6001, 6035, 6707, 6745, 12002, 12070, 13414, 13490, 22933, 25063, 30005, 33535, 45866, 50126, 60010, 67070, 114019, 114665, 125315, 228038, 229330, 250630, 426071, 476197, 570095, 852142, 952394, 1140190, 2130355, 2380985, 4260710, 4761970, 8095349, 16190698, 40476745, 80953490]

約数ペア:

[(1, 80953490), (2, 40476745), (5, 16190698), (10, 8095349), (17, 4761970), (19, 4260710), (34, 2380985), (38, 2130355), (71, 1140190), (85, 952394), (95, 852142), (142, 570095), (170, 476197), (190, 426071), (323, 250630), (353, 229330), (355, 228038), (646, 125315), (706, 114665), (710, 114019), (1207, 67070), (1349, 60010), (1615, 50126), (1765, 45866), (2414, 33535), (2698, 30005), (3230, 25063), (3530, 22933), (6001, 13490), (6035, 13414), (6707, 12070), (6745, 12002)]