42725440

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:180

約数の個数: 112

約数和(自身を含む): 108264960

約数和(自身を除く): 65539520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 59, 62, 64, 73, 80, 118, 124, 146, 155, 160, 236, 248, 292, 295, 310, 320, 365, 472, 496, 584, 590, 620, 730, 944, 992, 1168, 1180, 1240, 1460, 1829, 1888, 1984, 2263, 2336, 2360, 2480, 2920, 3658, 3776, 4307, 4526, 4672, 4720, 4960, 5840, 7316, 8614, 9052, 9145, 9440, 9920, 11315, 11680, 14632, 17228, 18104, 18290, 18880, 21535, 22630, 23360, 29264, 34456, 36208, 36580, 43070, 45260, 58528, 68912, 72416, 73160, 86140, 90520, 117056, 133517, 137824, 144832, 146320, 172280, 181040, 267034, 275648, 292640, 344560, 362080, 534068, 585280, 667585, 689120, 724160, 1068136, 1335170, 1378240, 2136272, 2670340, 4272544, 5340680, 8545088, 10681360, 21362720, 42725440]

約数ペア:

[(1, 42725440), (2, 21362720), (4, 10681360), (5, 8545088), (8, 5340680), (10, 4272544), (16, 2670340), (20, 2136272), (31, 1378240), (32, 1335170), (40, 1068136), (59, 724160), (62, 689120), (64, 667585), (73, 585280), (80, 534068), (118, 362080), (124, 344560), (146, 292640), (155, 275648), (160, 267034), (236, 181040), (248, 172280), (292, 146320), (295, 144832), (310, 137824), (320, 133517), (365, 117056), (472, 90520), (496, 86140), (584, 73160), (590, 72416), (620, 68912), (730, 58528), (944, 45260), (992, 43070), (1168, 36580), (1180, 36208), (1240, 34456), (1460, 29264), (1829, 23360), (1888, 22630), (1984, 21535), (2263, 18880), (2336, 18290), (2360, 18104), (2480, 17228), (2920, 14632), (3658, 11680), (3776, 11315), (4307, 9920), (4526, 9440), (4672, 9145), (4720, 9052), (4960, 8614), (5840, 7316)]