78013360

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{379}}^1$

素因数の和:506

約数の個数: 80

約数和(自身を含む): 189987840

約数和(自身を除く): 111974480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 83, 124, 155, 166, 248, 310, 332, 379, 415, 496, 620, 664, 758, 830, 1240, 1328, 1516, 1660, 1895, 2480, 2573, 3032, 3320, 3790, 5146, 6064, 6640, 7580, 10292, 11749, 12865, 15160, 20584, 23498, 25730, 30320, 31457, 41168, 46996, 51460, 58745, 62914, 93992, 102920, 117490, 125828, 157285, 187984, 205840, 234980, 251656, 314570, 469960, 503312, 629140, 939920, 975167, 1258280, 1950334, 2516560, 3900668, 4875835, 7801336, 9751670, 15602672, 19503340, 39006680, 78013360]

約数ペア:

[(1, 78013360), (2, 39006680), (4, 19503340), (5, 15602672), (8, 9751670), (10, 7801336), (16, 4875835), (20, 3900668), (31, 2516560), (40, 1950334), (62, 1258280), (80, 975167), (83, 939920), (124, 629140), (155, 503312), (166, 469960), (248, 314570), (310, 251656), (332, 234980), (379, 205840), (415, 187984), (496, 157285), (620, 125828), (664, 117490), (758, 102920), (830, 93992), (1240, 62914), (1328, 58745), (1516, 51460), (1660, 46996), (1895, 41168), (2480, 31457), (2573, 30320), (3032, 25730), (3320, 23498), (3790, 20584), (5146, 15160), (6064, 12865), (6640, 11749), (7580, 10292)]