77631260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{19121}}^1$

素因数の和:19166

約数の個数: 48

約数和(自身を含む): 192749760

約数和(自身を除く): 115118500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 19121, 38242, 76484, 95605, 133847, 191210, 267694, 382420, 535388, 554509, 669235, 1109018, 1338470, 2218036, 2676940, 2772545, 3881563, 5545090, 7763126, 11090180, 15526252, 19407815, 38815630, 77631260]

約数ペア:

[(1, 77631260), (2, 38815630), (4, 19407815), (5, 15526252), (7, 11090180), (10, 7763126), (14, 5545090), (20, 3881563), (28, 2772545), (29, 2676940), (35, 2218036), (58, 1338470), (70, 1109018), (116, 669235), (140, 554509), (145, 535388), (203, 382420), (290, 267694), (406, 191210), (580, 133847), (812, 95605), (1015, 76484), (2030, 38242), (4060, 19121)]