628605595

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1\times {\mathrm{569}}^1$

素因数の和:1023

約数の個数: 32

約数和(自身を含む): 824904000

約数和(自身を除く): 196298405

約数列:

[1, 5, 19, 29, 95, 145, 401, 551, 569, 2005, 2755, 2845, 7619, 10811, 11629, 16501, 38095, 54055, 58145, 82505, 220951, 228169, 313519, 1104755, 1140845, 1567595, 4335211, 6616901, 21676055, 33084505, 125721119, 628605595]

約数ペア:

[(1, 628605595), (5, 125721119), (19, 33084505), (29, 21676055), (95, 6616901), (145, 4335211), (401, 1567595), (551, 1140845), (569, 1104755), (2005, 313519), (2755, 228169), (2845, 220951), (7619, 82505), (10811, 58145), (11629, 54055), (16501, 38095)]