25412280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12457}}^1$

素因数の和:12488

約数の個数: 64

約数和(自身を含む): 80727840

約数和(自身を除く): 55315560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 12457, 24914, 37371, 49828, 62285, 74742, 99656, 124570, 149484, 186855, 211769, 249140, 298968, 373710, 423538, 498280, 635307, 747420, 847076, 1058845, 1270614, 1494840, 1694152, 2117690, 2541228, 3176535, 4235380, 5082456, 6353070, 8470760, 12706140, 25412280]

約数ペア:

[(1, 25412280), (2, 12706140), (3, 8470760), (4, 6353070), (5, 5082456), (6, 4235380), (8, 3176535), (10, 2541228), (12, 2117690), (15, 1694152), (17, 1494840), (20, 1270614), (24, 1058845), (30, 847076), (34, 747420), (40, 635307), (51, 498280), (60, 423538), (68, 373710), (85, 298968), (102, 249140), (120, 211769), (136, 186855), (170, 149484), (204, 124570), (255, 99656), (340, 74742), (408, 62285), (510, 49828), (680, 37371), (1020, 24914), (2040, 12457)]