80175680

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19273}}^1$

素因数の和:19303

約数の個数: 56

約数和(自身を含む): 205615032

約数和(自身を除く): 125439352

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 19273, 38546, 77092, 96365, 154184, 192730, 250549, 308368, 385460, 501098, 616736, 770920, 1002196, 1233472, 1252745, 1541840, 2004392, 2505490, 3083680, 4008784, 5010980, 6167360, 8017568, 10021960, 16035136, 20043920, 40087840, 80175680]

約数ペア:

[(1, 80175680), (2, 40087840), (4, 20043920), (5, 16035136), (8, 10021960), (10, 8017568), (13, 6167360), (16, 5010980), (20, 4008784), (26, 3083680), (32, 2505490), (40, 2004392), (52, 1541840), (64, 1252745), (65, 1233472), (80, 1002196), (104, 770920), (130, 616736), (160, 501098), (208, 385460), (260, 308368), (320, 250549), (416, 192730), (520, 154184), (832, 96365), (1040, 77092), (2080, 38546), (4160, 19273)]