25640820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{461}}^1$

素因数の和:582

約数の個数: 96

約数和(自身を含む): 80720640

約数和(自身を除く): 55079820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 103, 108, 135, 180, 206, 270, 309, 412, 461, 515, 540, 618, 922, 927, 1030, 1236, 1383, 1545, 1844, 1854, 2060, 2305, 2766, 2781, 3090, 3708, 4149, 4610, 4635, 5532, 5562, 6180, 6915, 8298, 9220, 9270, 11124, 12447, 13830, 13905, 16596, 18540, 20745, 24894, 27660, 27810, 41490, 47483, 49788, 55620, 62235, 82980, 94966, 124470, 142449, 189932, 237415, 248940, 284898, 427347, 474830, 569796, 712245, 854694, 949660, 1282041, 1424490, 1709388, 2136735, 2564082, 2848980, 4273470, 5128164, 6410205, 8546940, 12820410, 25640820]

約数ペア:

[(1, 25640820), (2, 12820410), (3, 8546940), (4, 6410205), (5, 5128164), (6, 4273470), (9, 2848980), (10, 2564082), (12, 2136735), (15, 1709388), (18, 1424490), (20, 1282041), (27, 949660), (30, 854694), (36, 712245), (45, 569796), (54, 474830), (60, 427347), (90, 284898), (103, 248940), (108, 237415), (135, 189932), (180, 142449), (206, 124470), (270, 94966), (309, 82980), (412, 62235), (461, 55620), (515, 49788), (540, 47483), (618, 41490), (922, 27810), (927, 27660), (1030, 24894), (1236, 20745), (1383, 18540), (1545, 16596), (1844, 13905), (1854, 13830), (2060, 12447), (2305, 11124), (2766, 9270), (2781, 9220), (3090, 8298), (3708, 6915), (4149, 6180), (4610, 5562), (4635, 5532)]