80867375

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{509}}^1$

素因数の和:596

約数の個数: 32

約数和(自身を含む): 106928640

約数和(自身を除く): 26061265

約数列:

[1, 5, 25, 31, 41, 125, 155, 205, 509, 775, 1025, 1271, 2545, 3875, 5125, 6355, 12725, 15779, 20869, 31775, 63625, 78895, 104345, 158875, 394475, 521725, 646939, 1972375, 2608625, 3234695, 16173475, 80867375]

約数ペア:

[(1, 80867375), (5, 16173475), (25, 3234695), (31, 2608625), (41, 1972375), (125, 646939), (155, 521725), (205, 394475), (509, 158875), (775, 104345), (1025, 78895), (1271, 63625), (2545, 31775), (3875, 20869), (5125, 15779), (6355, 12725)]