25521375

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 48522240

約数和(自身を除く): 23000865

約数列:

[1, 3, 5, 11, 15, 23, 25, 33, 55, 69, 75, 115, 125, 165, 253, 269, 275, 345, 375, 575, 759, 807, 825, 1265, 1345, 1375, 1725, 2875, 2959, 3795, 4035, 4125, 6187, 6325, 6725, 8625, 8877, 14795, 18561, 18975, 20175, 30935, 31625, 33625, 44385, 68057, 73975, 92805, 94875, 100875, 154675, 204171, 221925, 340285, 369875, 464025, 773375, 1020855, 1109625, 1701425, 2320125, 5104275, 8507125, 25521375]

約数ペア:

[(1, 25521375), (3, 8507125), (5, 5104275), (11, 2320125), (15, 1701425), (23, 1109625), (25, 1020855), (33, 773375), (55, 464025), (69, 369875), (75, 340285), (115, 221925), (125, 204171), (165, 154675), (253, 100875), (269, 94875), (275, 92805), (345, 73975), (375, 68057), (575, 44385), (759, 33625), (807, 31625), (825, 30935), (1265, 20175), (1345, 18975), (1375, 18561), (1725, 14795), (2875, 8877), (2959, 8625), (3795, 6725), (4035, 6325), (4125, 6187)]