64315475

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2$

素因数の和:117

約数の個数: 72

約数和(自身を含む): 103683840

約数和(自身を除く): 39368365

約数列:

[1, 5, 7, 19, 23, 25, 29, 35, 95, 115, 133, 145, 161, 175, 203, 437, 475, 551, 575, 665, 667, 725, 805, 841, 1015, 2185, 2755, 3059, 3325, 3335, 3857, 4025, 4205, 4669, 5075, 5887, 10925, 12673, 13775, 15295, 15979, 16675, 19285, 19343, 21025, 23345, 29435, 63365, 76475, 79895, 88711, 96425, 96715, 111853, 116725, 135401, 147175, 316825, 367517, 399475, 443555, 483575, 559265, 677005, 1837585, 2217775, 2572619, 2796325, 3385025, 9187925, 12863095, 64315475]

約数ペア:

[(1, 64315475), (5, 12863095), (7, 9187925), (19, 3385025), (23, 2796325), (25, 2572619), (29, 2217775), (35, 1837585), (95, 677005), (115, 559265), (133, 483575), (145, 443555), (161, 399475), (175, 367517), (203, 316825), (437, 147175), (475, 135401), (551, 116725), (575, 111853), (665, 96715), (667, 96425), (725, 88711), (805, 79895), (841, 76475), (1015, 63365), (2185, 29435), (2755, 23345), (3059, 21025), (3325, 19343), (3335, 19285), (3857, 16675), (4025, 15979), (4205, 15295), (4669, 13775), (5075, 12673), (5887, 10925)]