2078752725

素因数分解:

$3^2\times 5^2\times 7^2\times {\mathrm{409}}^1\times {\mathrm{461}}^1$

素因数の和:900

約数の個数: 108

約数和(自身を含む): 4351166820

約数和(自身を除く): 2272414095

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 49, 63, 75, 105, 147, 175, 225, 245, 315, 409, 441, 461, 525, 735, 1225, 1227, 1383, 1575, 2045, 2205, 2305, 2863, 3227, 3675, 3681, 4149, 6135, 6915, 8589, 9681, 10225, 11025, 11525, 14315, 16135, 18405, 20041, 20745, 22589, 25767, 29043, 30675, 34575, 42945, 48405, 60123, 67767, 71575, 80675, 92025, 100205, 103725, 112945, 128835, 145215, 180369, 188549, 203301, 214725, 242025, 300615, 338835, 501025, 564725, 565647, 644175, 726075, 901845, 942745, 1016505, 1319843, 1503075, 1694175, 1696941, 2828235, 3959529, 4509225, 4713725, 5082525, 6599215, 8484705, 9238901, 11878587, 14141175, 19797645, 27716703, 32996075, 42423525, 46194505, 59392935, 83150109, 98988225, 138583515, 230972525, 296964675, 415750545, 692917575, 2078752725]

約数ペア:

[(1, 2078752725), (3, 692917575), (5, 415750545), (7, 296964675), (9, 230972525), (15, 138583515), (21, 98988225), (25, 83150109), (35, 59392935), (45, 46194505), (49, 42423525), (63, 32996075), (75, 27716703), (105, 19797645), (147, 14141175), (175, 11878587), (225, 9238901), (245, 8484705), (315, 6599215), (409, 5082525), (441, 4713725), (461, 4509225), (525, 3959529), (735, 2828235), (1225, 1696941), (1227, 1694175), (1383, 1503075), (1575, 1319843), (2045, 1016505), (2205, 942745), (2305, 901845), (2863, 726075), (3227, 644175), (3675, 565647), (3681, 564725), (4149, 501025), (6135, 338835), (6915, 300615), (8589, 242025), (9681, 214725), (10225, 203301), (11025, 188549), (11525, 180369), (14315, 145215), (16135, 128835), (18405, 112945), (20041, 103725), (20745, 100205), (22589, 92025), (25767, 80675), (29043, 71575), (30675, 67767), (34575, 60123), (42945, 48405)]