317078480

素因数分解:

$2^4\times 5^1\times {\mathrm{797}}^1\times {\mathrm{4973}}^1$

素因数の和:5783

約数の個数: 40

約数和(自身を含む): 738280872

約数和(自身を除く): 421202392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 797, 1594, 3188, 3985, 4973, 6376, 7970, 9946, 12752, 15940, 19892, 24865, 31880, 39784, 49730, 63760, 79568, 99460, 198920, 397840, 3963481, 7926962, 15853924, 19817405, 31707848, 39634810, 63415696, 79269620, 158539240, 317078480]

約数ペア:

[(1, 317078480), (2, 158539240), (4, 79269620), (5, 63415696), (8, 39634810), (10, 31707848), (16, 19817405), (20, 15853924), (40, 7926962), (80, 3963481), (797, 397840), (1594, 198920), (3188, 99460), (3985, 79568), (4973, 63760), (6376, 49730), (7970, 39784), (9946, 31880), (12752, 24865), (15940, 19892)]