258509625

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2161}}^1$

素因数の和:2219

約数の個数: 64

約数和(自身を含む): 485671680

約数和(自身を除く): 227162055

約数列:

[1, 3, 5, 11, 15, 25, 29, 33, 55, 75, 87, 125, 145, 165, 275, 319, 375, 435, 725, 825, 957, 1375, 1595, 2161, 2175, 3625, 4125, 4785, 6483, 7975, 10805, 10875, 23771, 23925, 32415, 39875, 54025, 62669, 71313, 118855, 119625, 162075, 188007, 270125, 313345, 356565, 594275, 689359, 810375, 940035, 1566725, 1782825, 2068077, 2971375, 3446795, 4700175, 7833625, 8914125, 10340385, 17233975, 23500875, 51701925, 86169875, 258509625]

約数ペア:

[(1, 258509625), (3, 86169875), (5, 51701925), (11, 23500875), (15, 17233975), (25, 10340385), (29, 8914125), (33, 7833625), (55, 4700175), (75, 3446795), (87, 2971375), (125, 2068077), (145, 1782825), (165, 1566725), (275, 940035), (319, 810375), (375, 689359), (435, 594275), (725, 356565), (825, 313345), (957, 270125), (1375, 188007), (1595, 162075), (2161, 119625), (2175, 118855), (3625, 71313), (4125, 62669), (4785, 54025), (6483, 39875), (7975, 32415), (10805, 23925), (10875, 23771)]