90289097375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{461}}^1$

素因数の和:630

約数の個数: 128

約数和(自身を含む): 127778466816

約数和(自身を除く): 37489369441

約数列:

[1, 5, 17, 25, 37, 47, 53, 85, 125, 185, 235, 265, 425, 461, 629, 799, 901, 925, 1175, 1325, 1739, 1961, 2125, 2305, 2491, 3145, 3995, 4505, 4625, 5875, 6625, 7837, 8695, 9805, 11525, 12455, 15725, 17057, 19975, 21667, 22525, 24433, 29563, 33337, 39185, 42347, 43475, 49025, 57625, 62275, 78625, 85285, 92167, 99875, 108335, 112625, 122165, 147815, 166685, 195925, 211735, 217375, 245125, 289969, 311375, 368339, 415361, 426425, 460835, 541675, 610825, 739075, 801679, 833425, 904021, 979625, 1058675, 1148351, 1449845, 1566839, 1841695, 2076805, 2132125, 2304175, 2708375, 3054125, 3695375, 4008395, 4167125, 4520105, 5293375, 5741755, 7249225, 7834195, 9208475, 10384025, 11520875, 13628543, 15368357, 19521967, 20041975, 22600525, 28708775, 36246125, 39170975, 42488987, 46042375, 51920125, 68142715, 76841785, 97609835, 100209875, 113002625, 143543875, 195854875, 212444935, 340713575, 384208925, 488049175, 722312779, 1062224675, 1703567875, 1921044625, 2440245875, 3611563895, 5311123375, 18057819475, 90289097375]

約数ペア:

[(1, 90289097375), (5, 18057819475), (17, 5311123375), (25, 3611563895), (37, 2440245875), (47, 1921044625), (53, 1703567875), (85, 1062224675), (125, 722312779), (185, 488049175), (235, 384208925), (265, 340713575), (425, 212444935), (461, 195854875), (629, 143543875), (799, 113002625), (901, 100209875), (925, 97609835), (1175, 76841785), (1325, 68142715), (1739, 51920125), (1961, 46042375), (2125, 42488987), (2305, 39170975), (2491, 36246125), (3145, 28708775), (3995, 22600525), (4505, 20041975), (4625, 19521967), (5875, 15368357), (6625, 13628543), (7837, 11520875), (8695, 10384025), (9805, 9208475), (11525, 7834195), (12455, 7249225), (15725, 5741755), (17057, 5293375), (19975, 4520105), (21667, 4167125), (22525, 4008395), (24433, 3695375), (29563, 3054125), (33337, 2708375), (39185, 2304175), (42347, 2132125), (43475, 2076805), (49025, 1841695), (57625, 1566839), (62275, 1449845), (78625, 1148351), (85285, 1058675), (92167, 979625), (99875, 904021), (108335, 833425), (112625, 801679), (122165, 739075), (147815, 610825), (166685, 541675), (195925, 460835), (211735, 426425), (217375, 415361), (245125, 368339), (289969, 311375)]