78461930

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{253103}}^1$

素因数の和:253141

約数の個数: 16

約数和(自身を含む): 145787904

約数和(自身を除く): 67325974

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 253103, 506206, 1265515, 2531030, 7846193, 15692386, 39230965, 78461930]

約数ペア:

[(1, 78461930), (2, 39230965), (5, 15692386), (10, 7846193), (31, 2531030), (62, 1265515), (155, 506206), (310, 253103)]