85424820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109519}}^1$

素因数の和:109544

約数の個数: 48

約数和(自身を含む): 257591040

約数和(自身を除く): 172166220

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, 109519, 219038, 328557, 438076, 547595, 657114, 1095190, 1314228, 1423747, 1642785, 2190380, 2847494, 3285570, 4271241, 5694988, 6571140, 7118735, 8542482, 14237470, 17084964, 21356205, 28474940, 42712410, 85424820]

約数ペア:

[(1, 85424820), (2, 42712410), (3, 28474940), (4, 21356205), (5, 17084964), (6, 14237470), (10, 8542482), (12, 7118735), (13, 6571140), (15, 5694988), (20, 4271241), (26, 3285570), (30, 2847494), (39, 2190380), (52, 1642785), (60, 1423747), (65, 1314228), (78, 1095190), (130, 657114), (156, 547595), (195, 438076), (260, 328557), (390, 219038), (780, 109519)]