42535040

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1621}}^1$

素因数の和:1681

約数の個数: 64

約数和(自身を含む): 104229720

約数和(自身を除く): 61694680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 320, 328, 410, 640, 656, 820, 1312, 1621, 1640, 2624, 3242, 3280, 5248, 6484, 6560, 8105, 12968, 13120, 16210, 25936, 26240, 32420, 51872, 64840, 66461, 103744, 129680, 132922, 207488, 259360, 265844, 332305, 518720, 531688, 664610, 1037440, 1063376, 1329220, 2126752, 2658440, 4253504, 5316880, 8507008, 10633760, 21267520, 42535040]

約数ペア:

[(1, 42535040), (2, 21267520), (4, 10633760), (5, 8507008), (8, 5316880), (10, 4253504), (16, 2658440), (20, 2126752), (32, 1329220), (40, 1063376), (41, 1037440), (64, 664610), (80, 531688), (82, 518720), (128, 332305), (160, 265844), (164, 259360), (205, 207488), (320, 132922), (328, 129680), (410, 103744), (640, 66461), (656, 64840), (820, 51872), (1312, 32420), (1621, 26240), (1640, 25936), (2624, 16210), (3242, 13120), (3280, 12968), (5248, 8105), (6484, 6560)]