65484640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1657}}^1$

素因数の和:1704

約数の個数: 96

約数和(自身を含む): 175482720

約数和(自身を除く): 109998080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 380, 416, 494, 520, 608, 760, 988, 1040, 1235, 1520, 1657, 1976, 2080, 2470, 3040, 3314, 3952, 4940, 6628, 7904, 8285, 9880, 13256, 16570, 19760, 21541, 26512, 31483, 33140, 39520, 43082, 53024, 62966, 66280, 86164, 107705, 125932, 132560, 157415, 172328, 215410, 251864, 265120, 314830, 344656, 409279, 430820, 503728, 629660, 689312, 818558, 861640, 1007456, 1259320, 1637116, 1723280, 2046395, 2518640, 3274232, 3446560, 4092790, 5037280, 6548464, 8185580, 13096928, 16371160, 32742320, 65484640]

約数ペア:

[(1, 65484640), (2, 32742320), (4, 16371160), (5, 13096928), (8, 8185580), (10, 6548464), (13, 5037280), (16, 4092790), (19, 3446560), (20, 3274232), (26, 2518640), (32, 2046395), (38, 1723280), (40, 1637116), (52, 1259320), (65, 1007456), (76, 861640), (80, 818558), (95, 689312), (104, 629660), (130, 503728), (152, 430820), (160, 409279), (190, 344656), (208, 314830), (247, 265120), (260, 251864), (304, 215410), (380, 172328), (416, 157415), (494, 132560), (520, 125932), (608, 107705), (760, 86164), (988, 66280), (1040, 62966), (1235, 53024), (1520, 43082), (1657, 39520), (1976, 33140), (2080, 31483), (2470, 26512), (3040, 21541), (3314, 19760), (3952, 16570), (4940, 13256), (6628, 9880), (7904, 8285)]