25466890

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{503}}^1$

素因数の和:654

約数の個数: 32

約数和(自身を含む): 47246976

約数和(自身を除く): 21780086

約数列:

[1, 2, 5, 10, 61, 83, 122, 166, 305, 415, 503, 610, 830, 1006, 2515, 5030, 5063, 10126, 25315, 30683, 41749, 50630, 61366, 83498, 153415, 208745, 306830, 417490, 2546689, 5093378, 12733445, 25466890]

約数ペア:

[(1, 25466890), (2, 12733445), (5, 5093378), (10, 2546689), (61, 417490), (83, 306830), (122, 208745), (166, 153415), (305, 83498), (415, 61366), (503, 50630), (610, 41749), (830, 30683), (1006, 25315), (2515, 10126), (5030, 5063)]