20132640575

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{463}}^1\times {\mathrm{1013}}^1$

素因数の和:1604

約数の個数: 48

約数和(自身を含む): 26778750336

約数和(自身を除く): 6646109761

約数列:

[1, 5, 17, 25, 85, 101, 425, 463, 505, 1013, 1717, 2315, 2525, 5065, 7871, 8585, 11575, 17221, 25325, 39355, 42925, 46763, 86105, 102313, 196775, 233815, 430525, 469019, 511565, 794971, 1169075, 1739321, 2345095, 2557825, 3974855, 7973323, 8696605, 11725475, 19874275, 39866615, 43483025, 47370919, 199333075, 236854595, 805305623, 1184272975, 4026528115, 20132640575]

約数ペア:

[(1, 20132640575), (5, 4026528115), (17, 1184272975), (25, 805305623), (85, 236854595), (101, 199333075), (425, 47370919), (463, 43483025), (505, 39866615), (1013, 19874275), (1717, 11725475), (2315, 8696605), (2525, 7973323), (5065, 3974855), (7871, 2557825), (8585, 2345095), (11575, 1739321), (17221, 1169075), (25325, 794971), (39355, 511565), (42925, 469019), (46763, 430525), (86105, 233815), (102313, 196775)]