31085920

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:200

約数の個数: 96

約数和(自身を含む): 77565600

約数和(自身を除く): 46479680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 59, 74, 80, 89, 118, 148, 160, 178, 185, 236, 295, 296, 356, 370, 445, 472, 590, 592, 712, 740, 890, 944, 1180, 1184, 1424, 1480, 1780, 1888, 2183, 2360, 2848, 2960, 3293, 3560, 4366, 4720, 5251, 5920, 6586, 7120, 8732, 9440, 10502, 10915, 13172, 14240, 16465, 17464, 21004, 21830, 26255, 26344, 32930, 34928, 42008, 43660, 52510, 52688, 65860, 69856, 84016, 87320, 105020, 105376, 131720, 168032, 174640, 194287, 210040, 263440, 349280, 388574, 420080, 526880, 777148, 840160, 971435, 1554296, 1942870, 3108592, 3885740, 6217184, 7771480, 15542960, 31085920]

約数ペア:

[(1, 31085920), (2, 15542960), (4, 7771480), (5, 6217184), (8, 3885740), (10, 3108592), (16, 1942870), (20, 1554296), (32, 971435), (37, 840160), (40, 777148), (59, 526880), (74, 420080), (80, 388574), (89, 349280), (118, 263440), (148, 210040), (160, 194287), (178, 174640), (185, 168032), (236, 131720), (295, 105376), (296, 105020), (356, 87320), (370, 84016), (445, 69856), (472, 65860), (590, 52688), (592, 52510), (712, 43660), (740, 42008), (890, 34928), (944, 32930), (1180, 26344), (1184, 26255), (1424, 21830), (1480, 21004), (1780, 17464), (1888, 16465), (2183, 14240), (2360, 13172), (2848, 10915), (2960, 10502), (3293, 9440), (3560, 8732), (4366, 7120), (4720, 6586), (5251, 5920)]