20321566300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{130183}}^1$

素因数の和:130427

約数の個数: 72

約数和(自身を含む): 50623870976

約数和(自身を除く): 30302304676

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 223, 350, 446, 700, 892, 1115, 1561, 2230, 3122, 4460, 5575, 6244, 7805, 11150, 15610, 22300, 31220, 39025, 78050, 130183, 156100, 260366, 520732, 650915, 911281, 1301830, 1822562, 2603660, 3254575, 3645124, 4556405, 6509150, 9112810, 13018300, 18225620, 22782025, 29030809, 45564050, 58061618, 91128100, 116123236, 145154045, 203215663, 290308090, 406431326, 580616180, 725770225, 812862652, 1016078315, 1451540450, 2032156630, 2903080900, 4064313260, 5080391575, 10160783150, 20321566300]

約数ペア:

[(1, 20321566300), (2, 10160783150), (4, 5080391575), (5, 4064313260), (7, 2903080900), (10, 2032156630), (14, 1451540450), (20, 1016078315), (25, 812862652), (28, 725770225), (35, 580616180), (50, 406431326), (70, 290308090), (100, 203215663), (140, 145154045), (175, 116123236), (223, 91128100), (350, 58061618), (446, 45564050), (700, 29030809), (892, 22782025), (1115, 18225620), (1561, 13018300), (2230, 9112810), (3122, 6509150), (4460, 4556405), (5575, 3645124), (6244, 3254575), (7805, 2603660), (11150, 1822562), (15610, 1301830), (22300, 911281), (31220, 650915), (39025, 520732), (78050, 260366), (130183, 156100)]