64709925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{233}}^1$

素因数の和:299

約数の個数: 72

約数和(自身を含む): 128366784

約数和(自身を除く): 63656859

約数列:

[1, 3, 5, 7, 15, 21, 23, 25, 35, 69, 75, 105, 115, 161, 175, 233, 345, 483, 525, 529, 575, 699, 805, 1165, 1587, 1631, 1725, 2415, 2645, 3495, 3703, 4025, 4893, 5359, 5825, 7935, 8155, 11109, 12075, 13225, 16077, 17475, 18515, 24465, 26795, 37513, 39675, 40775, 55545, 80385, 92575, 112539, 122325, 123257, 133975, 187565, 277725, 369771, 401925, 562695, 616285, 862799, 937825, 1848855, 2588397, 2813475, 3081425, 4313995, 9244275, 12941985, 21569975, 64709925]

約数ペア:

[(1, 64709925), (3, 21569975), (5, 12941985), (7, 9244275), (15, 4313995), (21, 3081425), (23, 2813475), (25, 2588397), (35, 1848855), (69, 937825), (75, 862799), (105, 616285), (115, 562695), (161, 401925), (175, 369771), (233, 277725), (345, 187565), (483, 133975), (525, 123257), (529, 122325), (575, 112539), (699, 92575), (805, 80385), (1165, 55545), (1587, 40775), (1631, 39675), (1725, 37513), (2415, 26795), (2645, 24465), (3495, 18515), (3703, 17475), (4025, 16077), (4893, 13225), (5359, 12075), (5825, 11109), (7935, 8155)]