75178840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2801}}^1$

素因数の和:2884

約数の個数: 64

約数和(自身を含む): 187621920

約数和(自身を除く): 112443080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 440, 488, 610, 671, 1220, 1342, 2440, 2684, 2801, 3355, 5368, 5602, 6710, 11204, 13420, 14005, 22408, 26840, 28010, 30811, 56020, 61622, 112040, 123244, 154055, 170861, 246488, 308110, 341722, 616220, 683444, 854305, 1232440, 1366888, 1708610, 1879471, 3417220, 3758942, 6834440, 7517884, 9397355, 15035768, 18794710, 37589420, 75178840]

約数ペア:

[(1, 75178840), (2, 37589420), (4, 18794710), (5, 15035768), (8, 9397355), (10, 7517884), (11, 6834440), (20, 3758942), (22, 3417220), (40, 1879471), (44, 1708610), (55, 1366888), (61, 1232440), (88, 854305), (110, 683444), (122, 616220), (220, 341722), (244, 308110), (305, 246488), (440, 170861), (488, 154055), (610, 123244), (671, 112040), (1220, 61622), (1342, 56020), (2440, 30811), (2684, 28010), (2801, 26840), (3355, 22408), (5368, 14005), (5602, 13420), (6710, 11204)]