68376080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:472

約数の個数: 80

約数和(自身を含む): 166656000

約数和(自身を除く): 98279920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 79, 80, 124, 155, 158, 248, 310, 316, 349, 395, 496, 620, 632, 698, 790, 1240, 1264, 1396, 1580, 1745, 2449, 2480, 2792, 3160, 3490, 4898, 5584, 6320, 6980, 9796, 10819, 12245, 13960, 19592, 21638, 24490, 27571, 27920, 39184, 43276, 48980, 54095, 55142, 86552, 97960, 108190, 110284, 137855, 173104, 195920, 216380, 220568, 275710, 432760, 441136, 551420, 854701, 865520, 1102840, 1709402, 2205680, 3418804, 4273505, 6837608, 8547010, 13675216, 17094020, 34188040, 68376080]

約数ペア:

[(1, 68376080), (2, 34188040), (4, 17094020), (5, 13675216), (8, 8547010), (10, 6837608), (16, 4273505), (20, 3418804), (31, 2205680), (40, 1709402), (62, 1102840), (79, 865520), (80, 854701), (124, 551420), (155, 441136), (158, 432760), (248, 275710), (310, 220568), (316, 216380), (349, 195920), (395, 173104), (496, 137855), (620, 110284), (632, 108190), (698, 97960), (790, 86552), (1240, 55142), (1264, 54095), (1396, 48980), (1580, 43276), (1745, 39184), (2449, 27920), (2480, 27571), (2792, 24490), (3160, 21638), (3490, 19592), (4898, 13960), (5584, 12245), (6320, 10819), (6980, 9796)]