25110428

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{743}}^1$

素因数の和:842

約数の個数: 48

約数和(自身を含む): 53996544

約数和(自身を除く): 28886116

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 71, 119, 142, 238, 284, 476, 497, 743, 994, 1207, 1486, 1988, 2414, 2972, 4828, 5201, 8449, 10402, 12631, 16898, 20804, 25262, 33796, 50524, 52753, 88417, 105506, 176834, 211012, 353668, 369271, 738542, 896801, 1477084, 1793602, 3587204, 6277607, 12555214, 25110428]

約数ペア:

[(1, 25110428), (2, 12555214), (4, 6277607), (7, 3587204), (14, 1793602), (17, 1477084), (28, 896801), (34, 738542), (68, 369271), (71, 353668), (119, 211012), (142, 176834), (238, 105506), (284, 88417), (476, 52753), (497, 50524), (743, 33796), (994, 25262), (1207, 20804), (1486, 16898), (1988, 12631), (2414, 10402), (2972, 8449), (4828, 5201)]