87281128

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1423}}^1$

素因数の和:1498

約数の個数: 64

約数和(自身を含む): 193777920

約数和(自身を除く): 106496792

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 41, 44, 68, 82, 88, 136, 164, 187, 328, 374, 451, 697, 748, 902, 1394, 1423, 1496, 1804, 2788, 2846, 3608, 5576, 5692, 7667, 11384, 15334, 15653, 24191, 30668, 31306, 48382, 58343, 61336, 62612, 96764, 116686, 125224, 193528, 233372, 266101, 466744, 532202, 641773, 991831, 1064404, 1283546, 1983662, 2128808, 2567092, 3967324, 5134184, 7934648, 10910141, 21820282, 43640564, 87281128]

約数ペア:

[(1, 87281128), (2, 43640564), (4, 21820282), (8, 10910141), (11, 7934648), (17, 5134184), (22, 3967324), (34, 2567092), (41, 2128808), (44, 1983662), (68, 1283546), (82, 1064404), (88, 991831), (136, 641773), (164, 532202), (187, 466744), (328, 266101), (374, 233372), (451, 193528), (697, 125224), (748, 116686), (902, 96764), (1394, 62612), (1423, 61336), (1496, 58343), (1804, 48382), (2788, 31306), (2846, 30668), (3608, 24191), (5576, 15653), (5692, 15334), (7667, 11384)]