47319025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 68051200

約数和(自身を除く): 20732175

約数列:

[1, 5, 13, 19, 25, 65, 79, 95, 97, 247, 325, 395, 475, 485, 1027, 1235, 1261, 1501, 1843, 1975, 2425, 5135, 6175, 6305, 7505, 7663, 9215, 19513, 23959, 25675, 31525, 37525, 38315, 46075, 97565, 99619, 119795, 145597, 191575, 487825, 498095, 598975, 727985, 1892761, 2490475, 3639925, 9463805, 47319025]

約数ペア:

[(1, 47319025), (5, 9463805), (13, 3639925), (19, 2490475), (25, 1892761), (65, 727985), (79, 598975), (95, 498095), (97, 487825), (247, 191575), (325, 145597), (395, 119795), (475, 99619), (485, 97565), (1027, 46075), (1235, 38315), (1261, 37525), (1501, 31525), (1843, 25675), (1975, 23959), (2425, 19513), (5135, 9215), (6175, 7663), (6305, 7505)]