31264025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:186

約数の個数: 48

約数和(自身を含む): 45205440

約数和(自身を除く): 13941415

約数列:

[1, 5, 13, 19, 25, 61, 65, 83, 95, 247, 305, 325, 415, 475, 793, 1079, 1159, 1235, 1525, 1577, 2075, 3965, 5063, 5395, 5795, 6175, 7885, 15067, 19825, 20501, 25315, 26975, 28975, 39425, 65819, 75335, 96197, 102505, 126575, 329095, 376675, 480985, 512525, 1250561, 1645475, 2404925, 6252805, 31264025]

約数ペア:

[(1, 31264025), (5, 6252805), (13, 2404925), (19, 1645475), (25, 1250561), (61, 512525), (65, 480985), (83, 376675), (95, 329095), (247, 126575), (305, 102505), (325, 96197), (415, 75335), (475, 65819), (793, 39425), (1079, 28975), (1159, 26975), (1235, 25315), (1525, 20501), (1577, 19825), (2075, 15067), (3965, 7885), (5063, 6175), (5395, 5795)]