47779990

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1951}}^1$

素因数の和:2068

約数の個数: 32

約数和(自身を含む): 89948160

約数和(自身を除く): 42168170

約数列:

[1, 2, 5, 10, 31, 62, 79, 155, 158, 310, 395, 790, 1951, 2449, 3902, 4898, 9755, 12245, 19510, 24490, 60481, 120962, 154129, 302405, 308258, 604810, 770645, 1541290, 4777999, 9555998, 23889995, 47779990]

約数ペア:

[(1, 47779990), (2, 23889995), (5, 9555998), (10, 4777999), (31, 1541290), (62, 770645), (79, 604810), (155, 308258), (158, 302405), (310, 154129), (395, 120962), (790, 60481), (1951, 24490), (2449, 19510), (3902, 12245), (4898, 9755)]