8889266425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1231}}^1\times {\mathrm{1307}}^1$

素因数の和:2578

約数の個数: 48

約数和(自身を含む): 12588694272

約数和(自身を除く): 3699427847

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 1231, 1307, 5525, 6155, 6535, 16003, 16991, 20927, 22219, 30775, 32675, 80015, 84955, 104635, 111095, 272051, 288847, 400075, 424775, 523175, 555475, 1360255, 1444235, 1608917, 6801275, 7221175, 8044585, 20915921, 27351589, 40222925, 104579605, 136757945, 355570657, 522898025, 683789725, 1777853285, 8889266425]

約数ペア:

[(1, 8889266425), (5, 1777853285), (13, 683789725), (17, 522898025), (25, 355570657), (65, 136757945), (85, 104579605), (221, 40222925), (325, 27351589), (425, 20915921), (1105, 8044585), (1231, 7221175), (1307, 6801275), (5525, 1608917), (6155, 1444235), (6535, 1360255), (16003, 555475), (16991, 523175), (20927, 424775), (22219, 400075), (30775, 288847), (32675, 272051), (80015, 111095), (84955, 104635)]