40582880

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:316

約数の個数: 96

約数和(自身を含む): 104781600

約数和(自身を除く): 64198720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 109, 130, 160, 179, 208, 218, 260, 358, 416, 436, 520, 545, 716, 872, 895, 1040, 1090, 1417, 1432, 1744, 1790, 2080, 2180, 2327, 2834, 2864, 3488, 3580, 4360, 4654, 5668, 5728, 7085, 7160, 8720, 9308, 11336, 11635, 14170, 14320, 17440, 18616, 19511, 22672, 23270, 28340, 28640, 37232, 39022, 45344, 46540, 56680, 74464, 78044, 93080, 97555, 113360, 156088, 186160, 195110, 226720, 253643, 312176, 372320, 390220, 507286, 624352, 780440, 1014572, 1268215, 1560880, 2029144, 2536430, 3121760, 4058288, 5072860, 8116576, 10145720, 20291440, 40582880]

約数ペア:

[(1, 40582880), (2, 20291440), (4, 10145720), (5, 8116576), (8, 5072860), (10, 4058288), (13, 3121760), (16, 2536430), (20, 2029144), (26, 1560880), (32, 1268215), (40, 1014572), (52, 780440), (65, 624352), (80, 507286), (104, 390220), (109, 372320), (130, 312176), (160, 253643), (179, 226720), (208, 195110), (218, 186160), (260, 156088), (358, 113360), (416, 97555), (436, 93080), (520, 78044), (545, 74464), (716, 56680), (872, 46540), (895, 45344), (1040, 39022), (1090, 37232), (1417, 28640), (1432, 28340), (1744, 23270), (1790, 22672), (2080, 19511), (2180, 18616), (2327, 17440), (2834, 14320), (2864, 14170), (3488, 11635), (3580, 11336), (4360, 9308), (4654, 8720), (5668, 7160), (5728, 7085)]