70742540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{3613}}^1$

素因数の和:3722

約数の個数: 48

約数和(自身を含む): 163931040

約数和(自身を除く): 93188500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1780, 1958, 3613, 3916, 4895, 7226, 9790, 14452, 18065, 19580, 36130, 39743, 72260, 79486, 158972, 198715, 321557, 397430, 643114, 794860, 1286228, 1607785, 3215570, 3537127, 6431140, 7074254, 14148508, 17685635, 35371270, 70742540]

約数ペア:

[(1, 70742540), (2, 35371270), (4, 17685635), (5, 14148508), (10, 7074254), (11, 6431140), (20, 3537127), (22, 3215570), (44, 1607785), (55, 1286228), (89, 794860), (110, 643114), (178, 397430), (220, 321557), (356, 198715), (445, 158972), (890, 79486), (979, 72260), (1780, 39743), (1958, 36130), (3613, 19580), (3916, 18065), (4895, 14452), (7226, 9790)]