25197375

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:385

約数の個数: 64

約数和(自身を含む): 49720320

約数和(自身を除く): 24522945

約数列:

[1, 3, 5, 7, 15, 21, 25, 29, 35, 75, 87, 105, 125, 145, 175, 203, 331, 375, 435, 525, 609, 725, 875, 993, 1015, 1655, 2175, 2317, 2625, 3045, 3625, 4965, 5075, 6951, 8275, 9599, 10875, 11585, 15225, 24825, 25375, 28797, 34755, 41375, 47995, 57925, 67193, 76125, 124125, 143985, 173775, 201579, 239975, 289625, 335965, 719925, 868875, 1007895, 1199875, 1679825, 3599625, 5039475, 8399125, 25197375]

約数ペア:

[(1, 25197375), (3, 8399125), (5, 5039475), (7, 3599625), (15, 1679825), (21, 1199875), (25, 1007895), (29, 868875), (35, 719925), (75, 335965), (87, 289625), (105, 239975), (125, 201579), (145, 173775), (175, 143985), (203, 124125), (331, 76125), (375, 67193), (435, 57925), (525, 47995), (609, 41375), (725, 34755), (875, 28797), (993, 25375), (1015, 24825), (1655, 15225), (2175, 11585), (2317, 10875), (2625, 9599), (3045, 8275), (3625, 6951), (4965, 5075)]