91870625

素因数分解:

$5^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:144

約数の個数: 80

約数和(自身を含む): 151151616

約数和(自身を除く): 59280991

約数列:

[1, 5, 7, 11, 23, 25, 35, 55, 77, 83, 115, 125, 161, 175, 253, 275, 385, 415, 575, 581, 625, 805, 875, 913, 1265, 1375, 1771, 1909, 1925, 2075, 2875, 2905, 4025, 4375, 4565, 6325, 6391, 6875, 8855, 9545, 9625, 10375, 13363, 14375, 14525, 20125, 20999, 22825, 31625, 31955, 44275, 47725, 48125, 51875, 66815, 72625, 100625, 104995, 114125, 146993, 158125, 159775, 221375, 238625, 334075, 363125, 524975, 570625, 734965, 798875, 1106875, 1193125, 1670375, 2624875, 3674825, 3994375, 8351875, 13124375, 18374125, 91870625]

約数ペア:

[(1, 91870625), (5, 18374125), (7, 13124375), (11, 8351875), (23, 3994375), (25, 3674825), (35, 2624875), (55, 1670375), (77, 1193125), (83, 1106875), (115, 798875), (125, 734965), (161, 570625), (175, 524975), (253, 363125), (275, 334075), (385, 238625), (415, 221375), (575, 159775), (581, 158125), (625, 146993), (805, 114125), (875, 104995), (913, 100625), (1265, 72625), (1375, 66815), (1771, 51875), (1909, 48125), (1925, 47725), (2075, 44275), (2875, 31955), (2905, 31625), (4025, 22825), (4375, 20999), (4565, 20125), (6325, 14525), (6391, 14375), (6875, 13363), (8855, 10375), (9545, 9625)]