85450880

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:182

約数の個数: 128

約数和(自身を含む): 217382400

約数和(自身を除く): 131931520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 59, 62, 64, 73, 80, 118, 124, 128, 146, 155, 160, 236, 248, 292, 295, 310, 320, 365, 472, 496, 584, 590, 620, 640, 730, 944, 992, 1168, 1180, 1240, 1460, 1829, 1888, 1984, 2263, 2336, 2360, 2480, 2920, 3658, 3776, 3968, 4307, 4526, 4672, 4720, 4960, 5840, 7316, 7552, 8614, 9052, 9145, 9344, 9440, 9920, 11315, 11680, 14632, 17228, 18104, 18290, 18880, 19840, 21535, 22630, 23360, 29264, 34456, 36208, 36580, 37760, 43070, 45260, 46720, 58528, 68912, 72416, 73160, 86140, 90520, 117056, 133517, 137824, 144832, 146320, 172280, 181040, 234112, 267034, 275648, 289664, 292640, 344560, 362080, 534068, 551296, 585280, 667585, 689120, 724160, 1068136, 1170560, 1335170, 1378240, 1448320, 2136272, 2670340, 2756480, 4272544, 5340680, 8545088, 10681360, 17090176, 21362720, 42725440, 85450880]

約数ペア:

[(1, 85450880), (2, 42725440), (4, 21362720), (5, 17090176), (8, 10681360), (10, 8545088), (16, 5340680), (20, 4272544), (31, 2756480), (32, 2670340), (40, 2136272), (59, 1448320), (62, 1378240), (64, 1335170), (73, 1170560), (80, 1068136), (118, 724160), (124, 689120), (128, 667585), (146, 585280), (155, 551296), (160, 534068), (236, 362080), (248, 344560), (292, 292640), (295, 289664), (310, 275648), (320, 267034), (365, 234112), (472, 181040), (496, 172280), (584, 146320), (590, 144832), (620, 137824), (640, 133517), (730, 117056), (944, 90520), (992, 86140), (1168, 73160), (1180, 72416), (1240, 68912), (1460, 58528), (1829, 46720), (1888, 45260), (1984, 43070), (2263, 37760), (2336, 36580), (2360, 36208), (2480, 34456), (2920, 29264), (3658, 23360), (3776, 22630), (3968, 21535), (4307, 19840), (4526, 18880), (4672, 18290), (4720, 18104), (4960, 17228), (5840, 14632), (7316, 11680), (7552, 11315), (8614, 9920), (9052, 9440), (9145, 9344)]