145173620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{5711}}^1$

素因数の和:5792

約数の個数: 48

約数和(自身を含む): 322430976

約数和(自身を除く): 177257356

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 310, 410, 620, 820, 1271, 2542, 5084, 5711, 6355, 11422, 12710, 22844, 25420, 28555, 57110, 114220, 177041, 234151, 354082, 468302, 708164, 885205, 936604, 1170755, 1770410, 2341510, 3540820, 4683020, 7258681, 14517362, 29034724, 36293405, 72586810, 145173620]

約数ペア:

[(1, 145173620), (2, 72586810), (4, 36293405), (5, 29034724), (10, 14517362), (20, 7258681), (31, 4683020), (41, 3540820), (62, 2341510), (82, 1770410), (124, 1170755), (155, 936604), (164, 885205), (205, 708164), (310, 468302), (410, 354082), (620, 234151), (820, 177041), (1271, 114220), (2542, 57110), (5084, 28555), (5711, 25420), (6355, 22844), (11422, 12710)]