788217128

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1601}}^1$

素因数の和:1746

約数の個数: 64

約数和(自身を含む): 1614816000

約数和(自身を除く): 826598872

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 79, 82, 152, 158, 164, 316, 328, 632, 779, 1501, 1558, 1601, 3002, 3116, 3202, 3239, 6004, 6232, 6404, 6478, 12008, 12808, 12956, 25912, 30419, 60838, 61541, 65641, 121676, 123082, 126479, 131282, 243352, 246164, 252958, 262564, 492328, 505916, 525128, 1011832, 1247179, 2403101, 2494358, 4806202, 4988716, 5185639, 9612404, 9977432, 10371278, 19224808, 20742556, 41485112, 98527141, 197054282, 394108564, 788217128]

約数ペア:

[(1, 788217128), (2, 394108564), (4, 197054282), (8, 98527141), (19, 41485112), (38, 20742556), (41, 19224808), (76, 10371278), (79, 9977432), (82, 9612404), (152, 5185639), (158, 4988716), (164, 4806202), (316, 2494358), (328, 2403101), (632, 1247179), (779, 1011832), (1501, 525128), (1558, 505916), (1601, 492328), (3002, 262564), (3116, 252958), (3202, 246164), (3239, 243352), (6004, 131282), (6232, 126479), (6404, 123082), (6478, 121676), (12008, 65641), (12808, 61541), (12956, 60838), (25912, 30419)]