31048725

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 53514432

約数和(自身を除く): 22465707

約数列:

[1, 3, 5, 15, 25, 53, 73, 75, 107, 159, 219, 265, 321, 365, 535, 795, 1095, 1325, 1605, 1825, 2675, 3869, 3975, 5475, 5671, 7811, 8025, 11607, 17013, 19345, 23433, 28355, 39055, 58035, 85065, 96725, 117165, 141775, 195275, 290175, 413983, 425325, 585825, 1241949, 2069915, 6209745, 10349575, 31048725]

約数ペア:

[(1, 31048725), (3, 10349575), (5, 6209745), (15, 2069915), (25, 1241949), (53, 585825), (73, 425325), (75, 413983), (107, 290175), (159, 195275), (219, 141775), (265, 117165), (321, 96725), (365, 85065), (535, 58035), (795, 39055), (1095, 28355), (1325, 23433), (1605, 19345), (1825, 17013), (2675, 11607), (3869, 8025), (3975, 7811), (5475, 5671)]