79917625

素因数分解:

$5^3\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:346

約数の個数: 32

約数和(自身を含む): 103993344

約数和(自身を除く): 24075719

約数列:

[1, 5, 25, 47, 61, 125, 223, 235, 305, 1115, 1175, 1525, 2867, 5575, 5875, 7625, 10481, 13603, 14335, 27875, 52405, 68015, 71675, 262025, 340075, 358375, 639341, 1310125, 1700375, 3196705, 15983525, 79917625]

約数ペア:

[(1, 79917625), (5, 15983525), (25, 3196705), (47, 1700375), (61, 1310125), (125, 639341), (223, 358375), (235, 340075), (305, 262025), (1115, 71675), (1175, 68015), (1525, 52405), (2867, 27875), (5575, 14335), (5875, 13603), (7625, 10481)]