73748720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:498

約数の個数: 80

約数和(自身を含む): 183122208

約数和(自身を除く): 109373488

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 211, 257, 272, 340, 422, 514, 680, 844, 1028, 1055, 1285, 1360, 1688, 2056, 2110, 2570, 3376, 3587, 4112, 4220, 4369, 5140, 7174, 8440, 8738, 10280, 14348, 16880, 17476, 17935, 20560, 21845, 28696, 34952, 35870, 43690, 54227, 57392, 69904, 71740, 87380, 108454, 143480, 174760, 216908, 271135, 286960, 349520, 433816, 542270, 867632, 921859, 1084540, 1843718, 2169080, 3687436, 4338160, 4609295, 7374872, 9218590, 14749744, 18437180, 36874360, 73748720]

約数ペア:

[(1, 73748720), (2, 36874360), (4, 18437180), (5, 14749744), (8, 9218590), (10, 7374872), (16, 4609295), (17, 4338160), (20, 3687436), (34, 2169080), (40, 1843718), (68, 1084540), (80, 921859), (85, 867632), (136, 542270), (170, 433816), (211, 349520), (257, 286960), (272, 271135), (340, 216908), (422, 174760), (514, 143480), (680, 108454), (844, 87380), (1028, 71740), (1055, 69904), (1285, 57392), (1360, 54227), (1688, 43690), (2056, 35870), (2110, 34952), (2570, 28696), (3376, 21845), (3587, 20560), (4112, 17935), (4220, 17476), (4369, 16880), (5140, 14348), (7174, 10280), (8440, 8738)]