331323460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{31081}}^1$

素因数の和:31144

約数の個数: 48

約数和(自身を含む): 767601072

約数和(自身を除く): 436277612

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 5330, 10660, 31081, 62162, 124324, 155405, 310810, 404053, 621620, 808106, 1274321, 1616212, 2020265, 2548642, 4040530, 5097284, 6371605, 8081060, 12743210, 16566173, 25486420, 33132346, 66264692, 82830865, 165661730, 331323460]

約数ペア:

[(1, 331323460), (2, 165661730), (4, 82830865), (5, 66264692), (10, 33132346), (13, 25486420), (20, 16566173), (26, 12743210), (41, 8081060), (52, 6371605), (65, 5097284), (82, 4040530), (130, 2548642), (164, 2020265), (205, 1616212), (260, 1274321), (410, 808106), (533, 621620), (820, 404053), (1066, 310810), (2132, 155405), (2665, 124324), (5330, 62162), (10660, 31081)]