25990620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:419

約数の個数: 96

約数和(自身を含む): 78236928

約数和(自身を除く): 52246308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 83, 85, 102, 166, 170, 204, 249, 255, 307, 332, 340, 415, 498, 510, 614, 830, 921, 996, 1020, 1228, 1245, 1411, 1535, 1660, 1842, 2490, 2822, 3070, 3684, 4233, 4605, 4980, 5219, 5644, 6140, 7055, 8466, 9210, 10438, 14110, 15657, 16932, 18420, 20876, 21165, 25481, 26095, 28220, 31314, 42330, 50962, 52190, 62628, 76443, 78285, 84660, 101924, 104380, 127405, 152886, 156570, 254810, 305772, 313140, 382215, 433177, 509620, 764430, 866354, 1299531, 1528860, 1732708, 2165885, 2599062, 4331770, 5198124, 6497655, 8663540, 12995310, 25990620]

約数ペア:

[(1, 25990620), (2, 12995310), (3, 8663540), (4, 6497655), (5, 5198124), (6, 4331770), (10, 2599062), (12, 2165885), (15, 1732708), (17, 1528860), (20, 1299531), (30, 866354), (34, 764430), (51, 509620), (60, 433177), (68, 382215), (83, 313140), (85, 305772), (102, 254810), (166, 156570), (170, 152886), (204, 127405), (249, 104380), (255, 101924), (307, 84660), (332, 78285), (340, 76443), (415, 62628), (498, 52190), (510, 50962), (614, 42330), (830, 31314), (921, 28220), (996, 26095), (1020, 25481), (1228, 21165), (1245, 20876), (1411, 18420), (1535, 16932), (1660, 15657), (1842, 14110), (2490, 10438), (2822, 9210), (3070, 8466), (3684, 7055), (4233, 6140), (4605, 5644), (4980, 5219)]