20146653475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1103}}^1\times {\mathrm{1307}}^1$

素因数の和:2476

約数の個数: 48

約数和(自身を含む): 27575235072

約数和(自身を除く): 7428581597

約数列:

[1, 5, 13, 25, 43, 65, 215, 325, 559, 1075, 1103, 1307, 2795, 5515, 6535, 13975, 14339, 16991, 27575, 32675, 47429, 56201, 71695, 84955, 237145, 281005, 358475, 424775, 616577, 730613, 1185725, 1405025, 1441621, 3082885, 3653065, 7208105, 15414425, 18265325, 18741073, 36040525, 61989703, 93705365, 309948515, 468526825, 805866139, 1549742575, 4029330695, 20146653475]

約数ペア:

[(1, 20146653475), (5, 4029330695), (13, 1549742575), (25, 805866139), (43, 468526825), (65, 309948515), (215, 93705365), (325, 61989703), (559, 36040525), (1075, 18741073), (1103, 18265325), (1307, 15414425), (2795, 7208105), (5515, 3653065), (6535, 3082885), (13975, 1441621), (14339, 1405025), (16991, 1185725), (27575, 730613), (32675, 616577), (47429, 424775), (56201, 358475), (71695, 281005), (84955, 237145)]