64000125

素因数分解:

$3^5\times 5^3\times 7^2\times {\mathrm{43}}^1$

素因数の和:87

約数の個数: 144

約数和(自身を含む): 142414272

約数和(自身を除く): 78414147

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 43, 45, 49, 63, 75, 81, 105, 125, 129, 135, 147, 175, 189, 215, 225, 243, 245, 301, 315, 375, 387, 405, 441, 525, 567, 645, 675, 735, 875, 903, 945, 1075, 1125, 1161, 1215, 1225, 1323, 1505, 1575, 1701, 1935, 2025, 2107, 2205, 2625, 2709, 2835, 3225, 3375, 3483, 3675, 3969, 4515, 4725, 5375, 5805, 6075, 6125, 6321, 6615, 7525, 7875, 8127, 8505, 9675, 10125, 10449, 10535, 11025, 11907, 13545, 14175, 16125, 17415, 18375, 18963, 19845, 22575, 23625, 24381, 29025, 30375, 31605, 33075, 37625, 40635, 42525, 48375, 52245, 52675, 55125, 56889, 59535, 67725, 70875, 73143, 87075, 94815, 99225, 112875, 121905, 145125, 158025, 165375, 170667, 203175, 212625, 261225, 263375, 284445, 297675, 338625, 365715, 435375, 474075, 496125, 512001, 609525, 790125, 853335, 1015875, 1306125, 1422225, 1488375, 1828575, 2370375, 2560005, 3047625, 4266675, 7111125, 9142875, 12800025, 21333375, 64000125]

約数ペア:

[(1, 64000125), (3, 21333375), (5, 12800025), (7, 9142875), (9, 7111125), (15, 4266675), (21, 3047625), (25, 2560005), (27, 2370375), (35, 1828575), (43, 1488375), (45, 1422225), (49, 1306125), (63, 1015875), (75, 853335), (81, 790125), (105, 609525), (125, 512001), (129, 496125), (135, 474075), (147, 435375), (175, 365715), (189, 338625), (215, 297675), (225, 284445), (243, 263375), (245, 261225), (301, 212625), (315, 203175), (375, 170667), (387, 165375), (405, 158025), (441, 145125), (525, 121905), (567, 112875), (645, 99225), (675, 94815), (735, 87075), (875, 73143), (903, 70875), (945, 67725), (1075, 59535), (1125, 56889), (1161, 55125), (1215, 52675), (1225, 52245), (1323, 48375), (1505, 42525), (1575, 40635), (1701, 37625), (1935, 33075), (2025, 31605), (2107, 30375), (2205, 29025), (2625, 24381), (2709, 23625), (2835, 22575), (3225, 19845), (3375, 18963), (3483, 18375), (3675, 17415), (3969, 16125), (4515, 14175), (4725, 13545), (5375, 11907), (5805, 11025), (6075, 10535), (6125, 10449), (6321, 10125), (6615, 9675), (7525, 8505), (7875, 8127)]