80498943440

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{881}}^1\times {\mathrm{30869}}^1$

素因数の和:31800

約数の個数: 80

約数和(自身を含む): 192442839120

約数和(自身を除く): 111943895680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 881, 1480, 1762, 2960, 3524, 4405, 7048, 8810, 14096, 17620, 30869, 32597, 35240, 61738, 65194, 70480, 123476, 130388, 154345, 162985, 246952, 260776, 308690, 325970, 493904, 521552, 617380, 651940, 1142153, 1234760, 1303880, 2284306, 2469520, 2607760, 4568612, 5710765, 9137224, 11421530, 18274448, 22843060, 27195589, 45686120, 54391178, 91372240, 108782356, 135977945, 217564712, 271955890, 435129424, 543911780, 1006236793, 1087823560, 2012473586, 2175647120, 4024947172, 5031183965, 8049894344, 10062367930, 16099788688, 20124735860, 40249471720, 80498943440]

約数ペア:

[(1, 80498943440), (2, 40249471720), (4, 20124735860), (5, 16099788688), (8, 10062367930), (10, 8049894344), (16, 5031183965), (20, 4024947172), (37, 2175647120), (40, 2012473586), (74, 1087823560), (80, 1006236793), (148, 543911780), (185, 435129424), (296, 271955890), (370, 217564712), (592, 135977945), (740, 108782356), (881, 91372240), (1480, 54391178), (1762, 45686120), (2960, 27195589), (3524, 22843060), (4405, 18274448), (7048, 11421530), (8810, 9137224), (14096, 5710765), (17620, 4568612), (30869, 2607760), (32597, 2469520), (35240, 2284306), (61738, 1303880), (65194, 1234760), (70480, 1142153), (123476, 651940), (130388, 617380), (154345, 521552), (162985, 493904), (246952, 325970), (260776, 308690)]