50889020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27961}}^1$

素因数の和:27990

約数の個数: 48

約数和(自身を含む): 131533248

約数和(自身を除く): 80644228

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 27961, 55922, 111844, 139805, 195727, 279610, 363493, 391454, 559220, 726986, 782908, 978635, 1453972, 1817465, 1957270, 2544451, 3634930, 3914540, 5088902, 7269860, 10177804, 12722255, 25444510, 50889020]

約数ペア:

[(1, 50889020), (2, 25444510), (4, 12722255), (5, 10177804), (7, 7269860), (10, 5088902), (13, 3914540), (14, 3634930), (20, 2544451), (26, 1957270), (28, 1817465), (35, 1453972), (52, 978635), (65, 782908), (70, 726986), (91, 559220), (130, 391454), (140, 363493), (182, 279610), (260, 195727), (364, 139805), (455, 111844), (910, 55922), (1820, 27961)]