13482520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 31933440

約数和(自身を除く): 18450920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 83, 124, 131, 155, 166, 248, 262, 310, 332, 415, 524, 620, 655, 664, 830, 1048, 1240, 1310, 1660, 2573, 2620, 3320, 4061, 5146, 5240, 8122, 10292, 10873, 12865, 16244, 20305, 20584, 21746, 25730, 32488, 40610, 43492, 51460, 54365, 81220, 86984, 102920, 108730, 162440, 217460, 337063, 434920, 674126, 1348252, 1685315, 2696504, 3370630, 6741260, 13482520]

約数ペア:

[(1, 13482520), (2, 6741260), (4, 3370630), (5, 2696504), (8, 1685315), (10, 1348252), (20, 674126), (31, 434920), (40, 337063), (62, 217460), (83, 162440), (124, 108730), (131, 102920), (155, 86984), (166, 81220), (248, 54365), (262, 51460), (310, 43492), (332, 40610), (415, 32488), (524, 25730), (620, 21746), (655, 20584), (664, 20305), (830, 16244), (1048, 12865), (1240, 10873), (1310, 10292), (1660, 8122), (2573, 5240), (2620, 5146), (3320, 4061)]