277813528040

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{641}}^1\times {\mathrm{204437}}^1$

素因数の和:205142

約数の個数: 64

約数和(自身を含む): 637871092560

約数和(自身を除く): 360057564520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 641, 1060, 1282, 2120, 2564, 3205, 5128, 6410, 12820, 25640, 33973, 67946, 135892, 169865, 204437, 271784, 339730, 408874, 679460, 817748, 1022185, 1358920, 1635496, 2044370, 4088740, 8177480, 10835161, 21670322, 43340644, 54175805, 86681288, 108351610, 131044117, 216703220, 262088234, 433406440, 524176468, 655220585, 1048352936, 1310441170, 2620882340, 5241764680, 6945338201, 13890676402, 27781352804, 34726691005, 55562705608, 69453382010, 138906764020, 277813528040]

約数ペア:

[(1, 277813528040), (2, 138906764020), (4, 69453382010), (5, 55562705608), (8, 34726691005), (10, 27781352804), (20, 13890676402), (40, 6945338201), (53, 5241764680), (106, 2620882340), (212, 1310441170), (265, 1048352936), (424, 655220585), (530, 524176468), (641, 433406440), (1060, 262088234), (1282, 216703220), (2120, 131044117), (2564, 108351610), (3205, 86681288), (5128, 54175805), (6410, 43340644), (12820, 21670322), (25640, 10835161), (33973, 8177480), (67946, 4088740), (135892, 2044370), (169865, 1635496), (204437, 1358920), (271784, 1022185), (339730, 817748), (408874, 679460)]