82863460

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{727}}^1$

素因数の和:916

約数の個数: 48

約数和(自身を含む): 179786880

約数和(自身を除く): 96923420

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 139, 164, 205, 278, 410, 556, 695, 727, 820, 1390, 1454, 2780, 2908, 3635, 5699, 7270, 11398, 14540, 22796, 28495, 29807, 56990, 59614, 101053, 113980, 119228, 149035, 202106, 298070, 404212, 505265, 596140, 1010530, 2021060, 4143173, 8286346, 16572692, 20715865, 41431730, 82863460]

約数ペア:

[(1, 82863460), (2, 41431730), (4, 20715865), (5, 16572692), (10, 8286346), (20, 4143173), (41, 2021060), (82, 1010530), (139, 596140), (164, 505265), (205, 404212), (278, 298070), (410, 202106), (556, 149035), (695, 119228), (727, 113980), (820, 101053), (1390, 59614), (1454, 56990), (2780, 29807), (2908, 28495), (3635, 22796), (5699, 14540), (7270, 11398)]