173895280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{617}}^1$

素因数の和:914

約数の個数: 80

約数和(自身を含む): 437721984

約数和(自身を除く): 263826704

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 271, 520, 542, 617, 1040, 1084, 1234, 1355, 2168, 2468, 2710, 3085, 3523, 4336, 4936, 5420, 6170, 7046, 8021, 9872, 10840, 12340, 14092, 16042, 17615, 21680, 24680, 28184, 32084, 35230, 40105, 49360, 56368, 64168, 70460, 80210, 128336, 140920, 160420, 167207, 281840, 320840, 334414, 641680, 668828, 836035, 1337656, 1672070, 2173691, 2675312, 3344140, 4347382, 6688280, 8694764, 10868455, 13376560, 17389528, 21736910, 34779056, 43473820, 86947640, 173895280]

約数ペア:

[(1, 173895280), (2, 86947640), (4, 43473820), (5, 34779056), (8, 21736910), (10, 17389528), (13, 13376560), (16, 10868455), (20, 8694764), (26, 6688280), (40, 4347382), (52, 3344140), (65, 2675312), (80, 2173691), (104, 1672070), (130, 1337656), (208, 836035), (260, 668828), (271, 641680), (520, 334414), (542, 320840), (617, 281840), (1040, 167207), (1084, 160420), (1234, 140920), (1355, 128336), (2168, 80210), (2468, 70460), (2710, 64168), (3085, 56368), (3523, 49360), (4336, 40105), (4936, 35230), (5420, 32084), (6170, 28184), (7046, 24680), (8021, 21680), (9872, 17615), (10840, 16042), (12340, 14092)]