23807875

素因数分解:

$5^3\times 7^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1$

素因数の和:78

約数の個数: 72

約数和(自身を含む): 39053664

約数和(自身を除く): 15245789

約数列:

[1, 5, 7, 13, 23, 25, 35, 49, 65, 91, 115, 125, 161, 169, 175, 245, 299, 325, 455, 575, 637, 805, 845, 875, 1127, 1183, 1225, 1495, 1625, 2093, 2275, 2875, 3185, 3887, 4025, 4225, 5635, 5915, 6125, 7475, 8281, 10465, 11375, 14651, 15925, 19435, 20125, 21125, 27209, 28175, 29575, 37375, 41405, 52325, 73255, 79625, 97175, 136045, 140875, 147875, 190463, 207025, 261625, 366275, 485875, 680225, 952315, 1035125, 1831375, 3401125, 4761575, 23807875]

約数ペア:

[(1, 23807875), (5, 4761575), (7, 3401125), (13, 1831375), (23, 1035125), (25, 952315), (35, 680225), (49, 485875), (65, 366275), (91, 261625), (115, 207025), (125, 190463), (161, 147875), (169, 140875), (175, 136045), (245, 97175), (299, 79625), (325, 73255), (455, 52325), (575, 41405), (637, 37375), (805, 29575), (845, 28175), (875, 27209), (1127, 21125), (1183, 20125), (1225, 19435), (1495, 15925), (1625, 14651), (2093, 11375), (2275, 10465), (2875, 8281), (3185, 7475), (3887, 6125), (4025, 5915), (4225, 5635)]