515849776

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{31393}}^1$

素因数の和:31493

約数の個数: 40

約数和(自身を含む): 1089999680

約数和(自身を除く): 574149904

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 79, 104, 158, 208, 316, 632, 1027, 1264, 2054, 4108, 8216, 16432, 31393, 62786, 125572, 251144, 408109, 502288, 816218, 1632436, 2480047, 3264872, 4960094, 6529744, 9920188, 19840376, 32240611, 39680752, 64481222, 128962444, 257924888, 515849776]

約数ペア:

[(1, 515849776), (2, 257924888), (4, 128962444), (8, 64481222), (13, 39680752), (16, 32240611), (26, 19840376), (52, 9920188), (79, 6529744), (104, 4960094), (158, 3264872), (208, 2480047), (316, 1632436), (632, 816218), (1027, 502288), (1264, 408109), (2054, 251144), (4108, 125572), (8216, 62786), (16432, 31393)]