70486900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{461}}^1$

素因数の和:625

約数の個数: 72

約数和(自身を含む): 168426720

約数和(自身を除く): 97939820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 139, 220, 275, 278, 461, 550, 556, 695, 922, 1100, 1390, 1529, 1844, 2305, 2780, 3058, 3475, 4610, 5071, 6116, 6950, 7645, 9220, 10142, 11525, 13900, 15290, 20284, 23050, 25355, 30580, 38225, 46100, 50710, 64079, 76450, 101420, 126775, 128158, 152900, 253550, 256316, 320395, 507100, 640790, 704869, 1281580, 1409738, 1601975, 2819476, 3203950, 3524345, 6407900, 7048690, 14097380, 17621725, 35243450, 70486900]

約数ペア:

[(1, 70486900), (2, 35243450), (4, 17621725), (5, 14097380), (10, 7048690), (11, 6407900), (20, 3524345), (22, 3203950), (25, 2819476), (44, 1601975), (50, 1409738), (55, 1281580), (100, 704869), (110, 640790), (139, 507100), (220, 320395), (275, 256316), (278, 253550), (461, 152900), (550, 128158), (556, 126775), (695, 101420), (922, 76450), (1100, 64079), (1390, 50710), (1529, 46100), (1844, 38225), (2305, 30580), (2780, 25355), (3058, 23050), (3475, 20284), (4610, 15290), (5071, 13900), (6116, 11525), (6950, 10142), (7645, 9220)]