20215548850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{8581}}^1$

素因数の和:8780

約数の個数: 96

約数和(自身を含む): 44133175296

約数和(自身を除く): 23917626446

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 53, 70, 106, 127, 175, 254, 265, 350, 371, 530, 635, 742, 889, 1270, 1325, 1778, 1855, 2650, 3175, 3710, 4445, 6350, 6731, 8581, 8890, 9275, 13462, 17162, 18550, 22225, 33655, 42905, 44450, 47117, 60067, 67310, 85810, 94234, 120134, 168275, 214525, 235585, 300335, 336550, 429050, 454793, 471170, 600670, 909586, 1089787, 1177925, 1501675, 2179574, 2273965, 2355850, 3003350, 3183551, 4547930, 5448935, 6367102, 7628509, 10897870, 11369825, 15257018, 15917755, 22739650, 27244675, 31835510, 38142545, 54489350, 57758711, 76285090, 79588775, 115517422, 159177550, 190712725, 288793555, 381425450, 404310977, 577587110, 808621954, 1443967775, 2021554885, 2887935550, 4043109770, 10107774425, 20215548850]

約数ペア:

[(1, 20215548850), (2, 10107774425), (5, 4043109770), (7, 2887935550), (10, 2021554885), (14, 1443967775), (25, 808621954), (35, 577587110), (50, 404310977), (53, 381425450), (70, 288793555), (106, 190712725), (127, 159177550), (175, 115517422), (254, 79588775), (265, 76285090), (350, 57758711), (371, 54489350), (530, 38142545), (635, 31835510), (742, 27244675), (889, 22739650), (1270, 15917755), (1325, 15257018), (1778, 11369825), (1855, 10897870), (2650, 7628509), (3175, 6367102), (3710, 5448935), (4445, 4547930), (6350, 3183551), (6731, 3003350), (8581, 2355850), (8890, 2273965), (9275, 2179574), (13462, 1501675), (17162, 1177925), (18550, 1089787), (22225, 909586), (33655, 600670), (42905, 471170), (44450, 454793), (47117, 429050), (60067, 336550), (67310, 300335), (85810, 235585), (94234, 214525), (120134, 168275)]