513990325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{3191}}^1$

素因数の和:3597

約数の個数: 24

約数和(自身を含む): 676831680

約数和(自身を除く): 162841355

約数列:

[1, 5, 17, 25, 85, 379, 425, 1895, 3191, 6443, 9475, 15955, 32215, 54247, 79775, 161075, 271235, 1209389, 1356175, 6046945, 20559613, 30234725, 102798065, 513990325]

約数ペア:

[(1, 513990325), (5, 102798065), (17, 30234725), (25, 20559613), (85, 6046945), (379, 1356175), (425, 1209389), (1895, 271235), (3191, 161075), (6443, 79775), (9475, 54247), (15955, 32215)]