42177980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5233}}^1$

素因数の和:5286

約数の個数: 48

約数和(自身を含む): 98482944

約数和(自身を除く): 56304964

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 5233, 8060, 10466, 20932, 26165, 52330, 68029, 104660, 136058, 162223, 272116, 324446, 340145, 648892, 680290, 811115, 1360580, 1622230, 2108899, 3244460, 4217798, 8435596, 10544495, 21088990, 42177980]

約数ペア:

[(1, 42177980), (2, 21088990), (4, 10544495), (5, 8435596), (10, 4217798), (13, 3244460), (20, 2108899), (26, 1622230), (31, 1360580), (52, 811115), (62, 680290), (65, 648892), (124, 340145), (130, 324446), (155, 272116), (260, 162223), (310, 136058), (403, 104660), (620, 68029), (806, 52330), (1612, 26165), (2015, 20932), (4030, 10466), (5233, 8060)]