85817940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{110023}}^1$

素因数の和:110048

約数の個数: 48

約数和(自身を含む): 258776448

約数和(自身を除く): 172958508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 110023, 220046, 330069, 440092, 550115, 660138, 1100230, 1320276, 1430299, 1650345, 2200460, 2860598, 3300690, 4290897, 5721196, 6601380, 7151495, 8581794, 14302990, 17163588, 21454485, 28605980, 42908970, 85817940]

約数ペア:

[(1, 85817940), (2, 42908970), (3, 28605980), (4, 21454485), (5, 17163588), (6, 14302990), (10, 8581794), (12, 7151495), (13, 6601380), (15, 5721196), (20, 4290897), (26, 3300690), (30, 2860598), (39, 2200460), (52, 1650345), (60, 1430299), (65, 1320276), (78, 1100230), (130, 660138), (156, 550115), (195, 440092), (260, 330069), (390, 220046), (780, 110023)]