867933040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{26921}}^1$

素因数の和:26978

約数の個数: 80

約数和(自身を含む): 2243356416

約数和(自身を除く): 1375423376

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 6448, 8060, 16120, 26921, 32240, 53842, 107684, 134605, 215368, 269210, 349973, 430736, 538420, 699946, 834551, 1076840, 1399892, 1669102, 1749865, 2153680, 2799784, 3338204, 3499730, 4172755, 5599568, 6676408, 6999460, 8345510, 10849163, 13352816, 13998920, 16691020, 21698326, 27997840, 33382040, 43396652, 54245815, 66764080, 86793304, 108491630, 173586608, 216983260, 433966520, 867933040]

約数ペア:

[(1, 867933040), (2, 433966520), (4, 216983260), (5, 173586608), (8, 108491630), (10, 86793304), (13, 66764080), (16, 54245815), (20, 43396652), (26, 33382040), (31, 27997840), (40, 21698326), (52, 16691020), (62, 13998920), (65, 13352816), (80, 10849163), (104, 8345510), (124, 6999460), (130, 6676408), (155, 5599568), (208, 4172755), (248, 3499730), (260, 3338204), (310, 2799784), (403, 2153680), (496, 1749865), (520, 1669102), (620, 1399892), (806, 1076840), (1040, 834551), (1240, 699946), (1612, 538420), (2015, 430736), (2480, 349973), (3224, 269210), (4030, 215368), (6448, 134605), (8060, 107684), (16120, 53842), (26921, 32240)]