397795325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{617}}^1$

素因数の和:722

約数の個数: 48

約数和(自身を含む): 550371024

約数和(自身を除く): 152575699

約数列:

[1, 5, 17, 25, 37, 41, 85, 185, 205, 425, 617, 629, 697, 925, 1025, 1517, 3085, 3145, 3485, 7585, 10489, 15425, 15725, 17425, 22829, 25297, 25789, 37925, 52445, 114145, 126485, 128945, 262225, 388093, 430049, 570725, 632425, 644725, 935989, 1940465, 2150245, 4679945, 9702325, 10751225, 15911813, 23399725, 79559065, 397795325]

約数ペア:

[(1, 397795325), (5, 79559065), (17, 23399725), (25, 15911813), (37, 10751225), (41, 9702325), (85, 4679945), (185, 2150245), (205, 1940465), (425, 935989), (617, 644725), (629, 632425), (697, 570725), (925, 430049), (1025, 388093), (1517, 262225), (3085, 128945), (3145, 126485), (3485, 114145), (7585, 52445), (10489, 37925), (15425, 25789), (15725, 25297), (17425, 22829)]