88888904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:478

約数の個数: 64

約数和(自身を含む): 188160000

約数和(自身を除く): 99271096

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 79, 104, 124, 158, 248, 316, 349, 403, 632, 698, 806, 1027, 1396, 1612, 2054, 2449, 2792, 3224, 4108, 4537, 4898, 8216, 9074, 9796, 10819, 18148, 19592, 21638, 27571, 31837, 36296, 43276, 55142, 63674, 86552, 110284, 127348, 140647, 220568, 254696, 281294, 358423, 562588, 716846, 854701, 1125176, 1433692, 1709402, 2867384, 3418804, 6837608, 11111113, 22222226, 44444452, 88888904]

約数ペア:

[(1, 88888904), (2, 44444452), (4, 22222226), (8, 11111113), (13, 6837608), (26, 3418804), (31, 2867384), (52, 1709402), (62, 1433692), (79, 1125176), (104, 854701), (124, 716846), (158, 562588), (248, 358423), (316, 281294), (349, 254696), (403, 220568), (632, 140647), (698, 127348), (806, 110284), (1027, 86552), (1396, 63674), (1612, 55142), (2054, 43276), (2449, 36296), (2792, 31837), (3224, 27571), (4108, 21638), (4537, 19592), (4898, 18148), (8216, 10819), (9074, 9796)]