25873460

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 56306880

約数和(自身を除く): 30433420

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 139, 164, 205, 227, 278, 410, 454, 556, 695, 820, 908, 1135, 1390, 2270, 2780, 4540, 5699, 9307, 11398, 18614, 22796, 28495, 31553, 37228, 46535, 56990, 63106, 93070, 113980, 126212, 157765, 186140, 315530, 631060, 1293673, 2587346, 5174692, 6468365, 12936730, 25873460]

約数ペア:

[(1, 25873460), (2, 12936730), (4, 6468365), (5, 5174692), (10, 2587346), (20, 1293673), (41, 631060), (82, 315530), (139, 186140), (164, 157765), (205, 126212), (227, 113980), (278, 93070), (410, 63106), (454, 56990), (556, 46535), (695, 37228), (820, 31553), (908, 28495), (1135, 22796), (1390, 18614), (2270, 11398), (2780, 9307), (4540, 5699)]