51202620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{40637}}^1$

素因数の和:40659

約数の個数: 72

約数和(自身を含む): 177506784

約数和(自身を除く): 126304164

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 40637, 81274, 121911, 162548, 203185, 243822, 284459, 365733, 406370, 487644, 568918, 609555, 731466, 812740, 853377, 1137836, 1219110, 1422295, 1462932, 1706754, 1828665, 2438220, 2560131, 2844590, 3413508, 3657330, 4266885, 5120262, 5689180, 7314660, 8533770, 10240524, 12800655, 17067540, 25601310, 51202620]

約数ペア:

[(1, 51202620), (2, 25601310), (3, 17067540), (4, 12800655), (5, 10240524), (6, 8533770), (7, 7314660), (9, 5689180), (10, 5120262), (12, 4266885), (14, 3657330), (15, 3413508), (18, 2844590), (20, 2560131), (21, 2438220), (28, 1828665), (30, 1706754), (35, 1462932), (36, 1422295), (42, 1219110), (45, 1137836), (60, 853377), (63, 812740), (70, 731466), (84, 609555), (90, 568918), (105, 487644), (126, 406370), (140, 365733), (180, 284459), (210, 243822), (252, 203185), (315, 162548), (420, 121911), (630, 81274), (1260, 40637)]