78812305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 114367680

約数和(自身を除く): 35555375

約数列:

[1, 5, 11, 13, 55, 61, 65, 139, 143, 169, 305, 671, 695, 715, 793, 845, 1529, 1807, 1859, 3355, 3965, 7645, 8479, 8723, 9035, 9295, 10309, 19877, 23491, 42395, 43615, 51545, 93269, 99385, 110227, 113399, 117455, 258401, 466345, 551135, 566995, 1212497, 1292005, 1432951, 6062485, 7164755, 15762461, 78812305]

約数ペア:

[(1, 78812305), (5, 15762461), (11, 7164755), (13, 6062485), (55, 1432951), (61, 1292005), (65, 1212497), (139, 566995), (143, 551135), (169, 466345), (305, 258401), (671, 117455), (695, 113399), (715, 110227), (793, 99385), (845, 93269), (1529, 51545), (1807, 43615), (1859, 42395), (3355, 23491), (3965, 19877), (7645, 10309), (8479, 9295), (8723, 9035)]