205024875

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2161}}^1$

素因数の和:2213

約数の個数: 64

約数和(自身を含む): 388537344

約数和(自身を除く): 183512469

約数列:

[1, 3, 5, 11, 15, 23, 25, 33, 55, 69, 75, 115, 125, 165, 253, 275, 345, 375, 575, 759, 825, 1265, 1375, 1725, 2161, 2875, 3795, 4125, 6325, 6483, 8625, 10805, 18975, 23771, 31625, 32415, 49703, 54025, 71313, 94875, 118855, 149109, 162075, 248515, 270125, 356565, 546733, 594275, 745545, 810375, 1242575, 1640199, 1782825, 2733665, 2971375, 3727725, 6212875, 8200995, 8914125, 13668325, 18638625, 41004975, 68341625, 205024875]

約数ペア:

[(1, 205024875), (3, 68341625), (5, 41004975), (11, 18638625), (15, 13668325), (23, 8914125), (25, 8200995), (33, 6212875), (55, 3727725), (69, 2971375), (75, 2733665), (115, 1782825), (125, 1640199), (165, 1242575), (253, 810375), (275, 745545), (345, 594275), (375, 546733), (575, 356565), (759, 270125), (825, 248515), (1265, 162075), (1375, 149109), (1725, 118855), (2161, 94875), (2875, 71313), (3795, 54025), (4125, 49703), (6325, 32415), (6483, 31625), (8625, 23771), (10805, 18975)]