126452720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{50989}}^1$

素因数の和:51033

約数の個数: 40

約数和(自身を含む): 303492480

約数和(自身を除く): 177039760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 50989, 101978, 203956, 254945, 407912, 509890, 815824, 1019780, 1580659, 2039560, 3161318, 4079120, 6322636, 7903295, 12645272, 15806590, 25290544, 31613180, 63226360, 126452720]

約数ペア:

[(1, 126452720), (2, 63226360), (4, 31613180), (5, 25290544), (8, 15806590), (10, 12645272), (16, 7903295), (20, 6322636), (31, 4079120), (40, 3161318), (62, 2039560), (80, 1580659), (124, 1019780), (155, 815824), (248, 509890), (310, 407912), (496, 254945), (620, 203956), (1240, 101978), (2480, 50989)]