42445975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 63995904

約数和(自身を除く): 21549929

約数列:

[1, 5, 11, 13, 25, 31, 55, 65, 143, 155, 275, 325, 341, 383, 403, 715, 775, 1705, 1915, 2015, 3575, 4213, 4433, 4979, 8525, 9575, 10075, 11873, 21065, 22165, 24895, 54769, 59365, 105325, 110825, 124475, 130603, 154349, 273845, 296825, 653015, 771745, 1369225, 1697839, 3265075, 3858725, 8489195, 42445975]

約数ペア:

[(1, 42445975), (5, 8489195), (11, 3858725), (13, 3265075), (25, 1697839), (31, 1369225), (55, 771745), (65, 653015), (143, 296825), (155, 273845), (275, 154349), (325, 130603), (341, 124475), (383, 110825), (403, 105325), (715, 59365), (775, 54769), (1705, 24895), (1915, 22165), (2015, 21065), (3575, 11873), (4213, 10075), (4433, 9575), (4979, 8525)]