7913413040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{143567}}^1$

素因数の和:143646

約数の個数: 80

約数和(自身を含む): 20187957888

約数和(自身を除く): 12274544848

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 53, 65, 80, 104, 106, 130, 208, 212, 260, 265, 424, 520, 530, 689, 848, 1040, 1060, 1378, 2120, 2756, 3445, 4240, 5512, 6890, 11024, 13780, 27560, 55120, 143567, 287134, 574268, 717835, 1148536, 1435670, 1866371, 2297072, 2871340, 3732742, 5742680, 7465484, 7609051, 9331855, 11485360, 14930968, 15218102, 18663710, 29861936, 30436204, 37327420, 38045255, 60872408, 74654840, 76090510, 98917663, 121744816, 149309680, 152181020, 197835326, 304362040, 395670652, 494588315, 608724080, 791341304, 989176630, 1582682608, 1978353260, 3956706520, 7913413040]

約数ペア:

[(1, 7913413040), (2, 3956706520), (4, 1978353260), (5, 1582682608), (8, 989176630), (10, 791341304), (13, 608724080), (16, 494588315), (20, 395670652), (26, 304362040), (40, 197835326), (52, 152181020), (53, 149309680), (65, 121744816), (80, 98917663), (104, 76090510), (106, 74654840), (130, 60872408), (208, 38045255), (212, 37327420), (260, 30436204), (265, 29861936), (424, 18663710), (520, 15218102), (530, 14930968), (689, 11485360), (848, 9331855), (1040, 7609051), (1060, 7465484), (1378, 5742680), (2120, 3732742), (2756, 2871340), (3445, 2297072), (4240, 1866371), (5512, 1435670), (6890, 1148536), (11024, 717835), (13780, 574268), (27560, 287134), (55120, 143567)]