88888020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1373}}^1$

素因数の和:1481

約数の個数: 96

約数和(自身を含む): 271458432

約数和(自身を除く): 182570412

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 83, 130, 156, 166, 195, 249, 260, 332, 390, 415, 498, 780, 830, 996, 1079, 1245, 1373, 1660, 2158, 2490, 2746, 3237, 4119, 4316, 4980, 5395, 5492, 6474, 6865, 8238, 10790, 12948, 13730, 16185, 16476, 17849, 20595, 21580, 27460, 32370, 35698, 41190, 53547, 64740, 71396, 82380, 89245, 107094, 113959, 178490, 214188, 227918, 267735, 341877, 356980, 455836, 535470, 569795, 683754, 1070940, 1139590, 1367508, 1481467, 1709385, 2279180, 2962934, 3418770, 4444401, 5925868, 6837540, 7407335, 8888802, 14814670, 17777604, 22222005, 29629340, 44444010, 88888020]

約数ペア:

[(1, 88888020), (2, 44444010), (3, 29629340), (4, 22222005), (5, 17777604), (6, 14814670), (10, 8888802), (12, 7407335), (13, 6837540), (15, 5925868), (20, 4444401), (26, 3418770), (30, 2962934), (39, 2279180), (52, 1709385), (60, 1481467), (65, 1367508), (78, 1139590), (83, 1070940), (130, 683754), (156, 569795), (166, 535470), (195, 455836), (249, 356980), (260, 341877), (332, 267735), (390, 227918), (415, 214188), (498, 178490), (780, 113959), (830, 107094), (996, 89245), (1079, 82380), (1245, 71396), (1373, 64740), (1660, 53547), (2158, 41190), (2490, 35698), (2746, 32370), (3237, 27460), (4119, 21580), (4316, 20595), (4980, 17849), (5395, 16476), (5492, 16185), (6474, 13730), (6865, 12948), (8238, 10790)]