1640913612

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{27901}}^1$

素因数の和:27963

約数の個数: 72

約数和(自身を含む): 4289095440

約数和(自身を除く): 2648181828

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 29, 39, 52, 58, 78, 87, 116, 156, 169, 174, 338, 348, 377, 507, 676, 754, 1014, 1131, 1508, 2028, 2262, 4524, 4901, 9802, 14703, 19604, 27901, 29406, 55802, 58812, 83703, 111604, 167406, 334812, 362713, 725426, 809129, 1088139, 1450852, 1618258, 2176278, 2427387, 3236516, 4352556, 4715269, 4854774, 9430538, 9709548, 10518677, 14145807, 18861076, 21037354, 28291614, 31556031, 42074708, 56583228, 63112062, 126224124, 136742801, 273485602, 410228403, 546971204, 820456806, 1640913612]

約数ペア:

[(1, 1640913612), (2, 820456806), (3, 546971204), (4, 410228403), (6, 273485602), (12, 136742801), (13, 126224124), (26, 63112062), (29, 56583228), (39, 42074708), (52, 31556031), (58, 28291614), (78, 21037354), (87, 18861076), (116, 14145807), (156, 10518677), (169, 9709548), (174, 9430538), (338, 4854774), (348, 4715269), (377, 4352556), (507, 3236516), (676, 2427387), (754, 2176278), (1014, 1618258), (1131, 1450852), (1508, 1088139), (2028, 809129), (2262, 725426), (4524, 362713), (4901, 334812), (9802, 167406), (14703, 111604), (19604, 83703), (27901, 58812), (29406, 55802)]