25475350

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:130

約数の個数: 72

約数和(自身を含む): 52762248

約数和(自身を除く): 27286898

約数列:

[1, 2, 5, 10, 17, 25, 34, 41, 43, 50, 82, 85, 86, 170, 205, 215, 289, 410, 425, 430, 578, 697, 731, 850, 1025, 1075, 1394, 1445, 1462, 1763, 2050, 2150, 2890, 3485, 3526, 3655, 6970, 7225, 7310, 8815, 11849, 12427, 14450, 17425, 17630, 18275, 23698, 24854, 29971, 34850, 36550, 44075, 59245, 59942, 62135, 88150, 118490, 124270, 149855, 296225, 299710, 310675, 509507, 592450, 621350, 749275, 1019014, 1498550, 2547535, 5095070, 12737675, 25475350]

約数ペア:

[(1, 25475350), (2, 12737675), (5, 5095070), (10, 2547535), (17, 1498550), (25, 1019014), (34, 749275), (41, 621350), (43, 592450), (50, 509507), (82, 310675), (85, 299710), (86, 296225), (170, 149855), (205, 124270), (215, 118490), (289, 88150), (410, 62135), (425, 59942), (430, 59245), (578, 44075), (697, 36550), (731, 34850), (850, 29971), (1025, 24854), (1075, 23698), (1394, 18275), (1445, 17630), (1462, 17425), (1763, 14450), (2050, 12427), (2150, 11849), (2890, 8815), (3485, 7310), (3526, 7225), (3655, 6970)]