90529420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{1787}}^1$

素因数の和:1962

約数の個数: 48

約数和(自身を含む): 202759200

約数和(自身を除く): 112229780

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 149, 170, 298, 340, 596, 745, 1490, 1787, 2533, 2980, 3574, 5066, 7148, 8935, 10132, 12665, 17870, 25330, 30379, 35740, 50660, 60758, 121516, 151895, 266263, 303790, 532526, 607580, 1065052, 1331315, 2662630, 4526471, 5325260, 9052942, 18105884, 22632355, 45264710, 90529420]

約数ペア:

[(1, 90529420), (2, 45264710), (4, 22632355), (5, 18105884), (10, 9052942), (17, 5325260), (20, 4526471), (34, 2662630), (68, 1331315), (85, 1065052), (149, 607580), (170, 532526), (298, 303790), (340, 266263), (596, 151895), (745, 121516), (1490, 60758), (1787, 50660), (2533, 35740), (2980, 30379), (3574, 25330), (5066, 17870), (7148, 12665), (8935, 10132)]