65287420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{15619}}^1$

素因数の和:15658

約数の個数: 48

約数和(自身を含む): 157449600

約数和(自身を除く): 92162180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 15619, 31238, 62476, 78095, 156190, 171809, 296761, 312380, 343618, 593522, 687236, 859045, 1187044, 1483805, 1718090, 2967610, 3264371, 3436180, 5935220, 6528742, 13057484, 16321855, 32643710, 65287420]

約数ペア:

[(1, 65287420), (2, 32643710), (4, 16321855), (5, 13057484), (10, 6528742), (11, 5935220), (19, 3436180), (20, 3264371), (22, 2967610), (38, 1718090), (44, 1483805), (55, 1187044), (76, 859045), (95, 687236), (110, 593522), (190, 343618), (209, 312380), (220, 296761), (380, 171809), (418, 156190), (836, 78095), (1045, 62476), (2090, 31238), (4180, 15619)]