51996920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2207}}^1$

素因数の和:2268

約数の個数: 64

約数和(自身を含む): 127180800

約数和(自身を除く): 75183880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 2207, 2356, 2945, 4414, 4712, 5890, 8828, 11035, 11780, 17656, 22070, 23560, 41933, 44140, 68417, 83866, 88280, 136834, 167732, 209665, 273668, 335464, 342085, 419330, 547336, 684170, 838660, 1299923, 1368340, 1677320, 2599846, 2736680, 5199692, 6499615, 10399384, 12999230, 25998460, 51996920]

約数ペア:

[(1, 51996920), (2, 25998460), (4, 12999230), (5, 10399384), (8, 6499615), (10, 5199692), (19, 2736680), (20, 2599846), (31, 1677320), (38, 1368340), (40, 1299923), (62, 838660), (76, 684170), (95, 547336), (124, 419330), (152, 342085), (155, 335464), (190, 273668), (248, 209665), (310, 167732), (380, 136834), (589, 88280), (620, 83866), (760, 68417), (1178, 44140), (1240, 41933), (2207, 23560), (2356, 22070), (2945, 17656), (4414, 11780), (4712, 11035), (5890, 8828)]