80904885

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{677}}^1$

素因数の和:973

約数の個数: 32

約数和(自身を含む): 134341632

約数和(自身を除く): 53436747

約数列:

[1, 3, 5, 15, 31, 93, 155, 257, 465, 677, 771, 1285, 2031, 3385, 3855, 7967, 10155, 20987, 23901, 39835, 62961, 104935, 119505, 173989, 314805, 521967, 869945, 2609835, 5393659, 16180977, 26968295, 80904885]

約数ペア:

[(1, 80904885), (3, 26968295), (5, 16180977), (15, 5393659), (31, 2609835), (93, 869945), (155, 521967), (257, 314805), (465, 173989), (677, 119505), (771, 104935), (1285, 62961), (2031, 39835), (3385, 23901), (3855, 20987), (7967, 10155)]