66186700

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^2\times {\mathrm{787}}^1$

素因数の和:859

約数の個数: 54

約数和(自身を含む): 148937516

約数和(自身を除く): 82750816

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 580, 725, 787, 841, 1450, 1574, 1682, 2900, 3148, 3364, 3935, 4205, 7870, 8410, 15740, 16820, 19675, 21025, 22823, 39350, 42050, 45646, 78700, 84100, 91292, 114115, 228230, 456460, 570575, 661867, 1141150, 1323734, 2282300, 2647468, 3309335, 6618670, 13237340, 16546675, 33093350, 66186700]

約数ペア:

[(1, 66186700), (2, 33093350), (4, 16546675), (5, 13237340), (10, 6618670), (20, 3309335), (25, 2647468), (29, 2282300), (50, 1323734), (58, 1141150), (100, 661867), (116, 570575), (145, 456460), (290, 228230), (580, 114115), (725, 91292), (787, 84100), (841, 78700), (1450, 45646), (1574, 42050), (1682, 39350), (2900, 22823), (3148, 21025), (3364, 19675), (3935, 16820), (4205, 15740), (7870, 8410)]