64443756

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{739}}^1$

素因数の和:815

約数の個数: 72

約数和(自身を含む): 166837440

約数和(自身を除く): 102393684

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 78, 86, 129, 156, 169, 172, 258, 338, 507, 516, 559, 676, 739, 1014, 1118, 1478, 1677, 2028, 2217, 2236, 2956, 3354, 4434, 6708, 7267, 8868, 9607, 14534, 19214, 21801, 28821, 29068, 31777, 38428, 43602, 57642, 63554, 87204, 95331, 115284, 124891, 127108, 190662, 249782, 374673, 381324, 413101, 499564, 749346, 826202, 1239303, 1498692, 1652404, 2478606, 4957212, 5370313, 10740626, 16110939, 21481252, 32221878, 64443756]

約数ペア:

[(1, 64443756), (2, 32221878), (3, 21481252), (4, 16110939), (6, 10740626), (12, 5370313), (13, 4957212), (26, 2478606), (39, 1652404), (43, 1498692), (52, 1239303), (78, 826202), (86, 749346), (129, 499564), (156, 413101), (169, 381324), (172, 374673), (258, 249782), (338, 190662), (507, 127108), (516, 124891), (559, 115284), (676, 95331), (739, 87204), (1014, 63554), (1118, 57642), (1478, 43602), (1677, 38428), (2028, 31777), (2217, 29068), (2236, 28821), (2956, 21801), (3354, 19214), (4434, 14534), (6708, 9607), (7267, 8868)]