156939752125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{131}}^1\times {\mathrm{2551}}^1$

素因数の和:2744

約数の個数: 96

約数和(自身を含む): 225863269632

約数和(自身を除く): 68923517507

約数列:

[1, 5, 13, 17, 25, 65, 85, 125, 131, 221, 289, 325, 425, 655, 1105, 1445, 1625, 1703, 2125, 2227, 2551, 3275, 3757, 5525, 7225, 8515, 11135, 12755, 16375, 18785, 27625, 28951, 33163, 36125, 37859, 42575, 43367, 55675, 63775, 93925, 144755, 165815, 189295, 212875, 216835, 278375, 318875, 334181, 469625, 492167, 563771, 723775, 737239, 829075, 946475, 1084175, 1670905, 2460835, 2818855, 3618875, 3686195, 4145375, 4344353, 4732375, 5420875, 5681077, 8354525, 9584107, 12304175, 14094275, 18430975, 21721765, 28405385, 41772625, 47920535, 61520875, 70471375, 73854001, 92154875, 96578309, 108608825, 142026925, 239602675, 369270005, 482891545, 543044125, 710134625, 1198013375, 1255518017, 1846350025, 2414457725, 6277590085, 9231750125, 12072288625, 31387950425, 156939752125]

約数ペア:

[(1, 156939752125), (5, 31387950425), (13, 12072288625), (17, 9231750125), (25, 6277590085), (65, 2414457725), (85, 1846350025), (125, 1255518017), (131, 1198013375), (221, 710134625), (289, 543044125), (325, 482891545), (425, 369270005), (655, 239602675), (1105, 142026925), (1445, 108608825), (1625, 96578309), (1703, 92154875), (2125, 73854001), (2227, 70471375), (2551, 61520875), (3275, 47920535), (3757, 41772625), (5525, 28405385), (7225, 21721765), (8515, 18430975), (11135, 14094275), (12755, 12304175), (16375, 9584107), (18785, 8354525), (27625, 5681077), (28951, 5420875), (33163, 4732375), (36125, 4344353), (37859, 4145375), (42575, 3686195), (43367, 3618875), (55675, 2818855), (63775, 2460835), (93925, 1670905), (144755, 1084175), (165815, 946475), (189295, 829075), (212875, 737239), (216835, 723775), (278375, 563771), (318875, 492167), (334181, 469625)]