16080320

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1621}}^1$

素因数の和:1669

約数の個数: 56

約数和(自身を含む): 39550848

約数和(自身を除く): 23470528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1621, 1984, 2480, 3242, 4960, 6484, 8105, 9920, 12968, 16210, 25936, 32420, 50251, 51872, 64840, 100502, 103744, 129680, 201004, 251255, 259360, 402008, 502510, 518720, 804016, 1005020, 1608032, 2010040, 3216064, 4020080, 8040160, 16080320]

約数ペア:

[(1, 16080320), (2, 8040160), (4, 4020080), (5, 3216064), (8, 2010040), (10, 1608032), (16, 1005020), (20, 804016), (31, 518720), (32, 502510), (40, 402008), (62, 259360), (64, 251255), (80, 201004), (124, 129680), (155, 103744), (160, 100502), (248, 64840), (310, 51872), (320, 50251), (496, 32420), (620, 25936), (992, 16210), (1240, 12968), (1621, 9920), (1984, 8105), (2480, 6484), (3242, 4960)]