201995745375

素因数分解:

$3^1\times 5^3\times {\mathrm{101}}^1\times {\mathrm{647}}^1\times {\mathrm{8243}}^1$

素因数の和:9009

約数の個数: 64

約数和(自身を含む): 340014744576

約数和(自身を除く): 138018999201

約数列:

[1, 3, 5, 15, 25, 75, 101, 125, 303, 375, 505, 647, 1515, 1941, 2525, 3235, 7575, 8243, 9705, 12625, 16175, 24729, 37875, 41215, 48525, 65347, 80875, 123645, 196041, 206075, 242625, 326735, 618225, 832543, 980205, 1030375, 1633675, 2497629, 3091125, 4162715, 4901025, 5333221, 8168375, 12488145, 15999663, 20813575, 24505125, 26666105, 62440725, 79998315, 104067875, 133330525, 312203625, 399991575, 538655321, 666652625, 1615965963, 1999957875, 2693276605, 8079829815, 13466383025, 40399149075, 67331915125, 201995745375]

約数ペア:

[(1, 201995745375), (3, 67331915125), (5, 40399149075), (15, 13466383025), (25, 8079829815), (75, 2693276605), (101, 1999957875), (125, 1615965963), (303, 666652625), (375, 538655321), (505, 399991575), (647, 312203625), (1515, 133330525), (1941, 104067875), (2525, 79998315), (3235, 62440725), (7575, 26666105), (8243, 24505125), (9705, 20813575), (12625, 15999663), (16175, 12488145), (24729, 8168375), (37875, 5333221), (41215, 4901025), (48525, 4162715), (65347, 3091125), (80875, 2497629), (123645, 1633675), (196041, 1030375), (206075, 980205), (242625, 832543), (326735, 618225)]