25664040

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{89}}^2$

素因数の和:201

約数の個数: 120

約数和(自身を含む): 87239790

約数和(自身を除く): 61575750

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 89, 90, 108, 120, 135, 162, 178, 180, 216, 267, 270, 324, 356, 360, 405, 445, 534, 540, 648, 712, 801, 810, 890, 1068, 1080, 1335, 1602, 1620, 1780, 2136, 2403, 2670, 3204, 3240, 3560, 4005, 4806, 5340, 6408, 7209, 7921, 8010, 9612, 10680, 12015, 14418, 15842, 16020, 19224, 23763, 24030, 28836, 31684, 32040, 36045, 39605, 47526, 48060, 57672, 63368, 71289, 72090, 79210, 95052, 96120, 118815, 142578, 144180, 158420, 190104, 213867, 237630, 285156, 288360, 316840, 356445, 427734, 475260, 570312, 641601, 712890, 855468, 950520, 1069335, 1283202, 1425780, 1710936, 2138670, 2566404, 2851560, 3208005, 4277340, 5132808, 6416010, 8554680, 12832020, 25664040]

約数ペア:

[(1, 25664040), (2, 12832020), (3, 8554680), (4, 6416010), (5, 5132808), (6, 4277340), (8, 3208005), (9, 2851560), (10, 2566404), (12, 2138670), (15, 1710936), (18, 1425780), (20, 1283202), (24, 1069335), (27, 950520), (30, 855468), (36, 712890), (40, 641601), (45, 570312), (54, 475260), (60, 427734), (72, 356445), (81, 316840), (89, 288360), (90, 285156), (108, 237630), (120, 213867), (135, 190104), (162, 158420), (178, 144180), (180, 142578), (216, 118815), (267, 96120), (270, 95052), (324, 79210), (356, 72090), (360, 71289), (405, 63368), (445, 57672), (534, 48060), (540, 47526), (648, 39605), (712, 36045), (801, 32040), (810, 31684), (890, 28836), (1068, 24030), (1080, 23763), (1335, 19224), (1602, 16020), (1620, 15842), (1780, 14418), (2136, 12015), (2403, 10680), (2670, 9612), (3204, 8010), (3240, 7921), (3560, 7209), (4005, 6408), (4806, 5340)]