16008452080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{46439}}^1$

素因数の和:46622

約数の個数: 80

約数和(自身を含む): 38697523200

約数和(自身を除く): 22689071120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 139, 155, 248, 278, 310, 496, 556, 620, 695, 1112, 1240, 1390, 2224, 2480, 2780, 4309, 5560, 8618, 11120, 17236, 21545, 34472, 43090, 46439, 68944, 86180, 92878, 172360, 185756, 232195, 344720, 371512, 464390, 743024, 928780, 1439609, 1857560, 2879218, 3715120, 5758436, 6455021, 7198045, 11516872, 12910042, 14396090, 23033744, 25820084, 28792180, 32275105, 51640168, 57584360, 64550210, 103280336, 115168720, 129100420, 200105651, 258200840, 400211302, 516401680, 800422604, 1000528255, 1600845208, 2001056510, 3201690416, 4002113020, 8004226040, 16008452080]

約数ペア:

[(1, 16008452080), (2, 8004226040), (4, 4002113020), (5, 3201690416), (8, 2001056510), (10, 1600845208), (16, 1000528255), (20, 800422604), (31, 516401680), (40, 400211302), (62, 258200840), (80, 200105651), (124, 129100420), (139, 115168720), (155, 103280336), (248, 64550210), (278, 57584360), (310, 51640168), (496, 32275105), (556, 28792180), (620, 25820084), (695, 23033744), (1112, 14396090), (1240, 12910042), (1390, 11516872), (2224, 7198045), (2480, 6455021), (2780, 5758436), (4309, 3715120), (5560, 2879218), (8618, 1857560), (11120, 1439609), (17236, 928780), (21545, 743024), (34472, 464390), (43090, 371512), (46439, 344720), (68944, 232195), (86180, 185756), (92878, 172360)]