64318325

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:186

約数の個数: 48

約数和(自身を含む): 89041920

約数和(自身を除く): 24723595

約数列:

[1, 5, 19, 25, 43, 47, 67, 95, 215, 235, 335, 475, 817, 893, 1075, 1175, 1273, 1675, 2021, 2881, 3149, 4085, 4465, 6365, 10105, 14405, 15745, 20425, 22325, 31825, 38399, 50525, 54739, 59831, 72025, 78725, 135407, 191995, 273695, 299155, 677035, 959975, 1368475, 1495775, 2572733, 3385175, 12863665, 64318325]

約数ペア:

[(1, 64318325), (5, 12863665), (19, 3385175), (25, 2572733), (43, 1495775), (47, 1368475), (67, 959975), (95, 677035), (215, 299155), (235, 273695), (335, 191995), (475, 135407), (817, 78725), (893, 72025), (1075, 59831), (1175, 54739), (1273, 50525), (1675, 38399), (2021, 31825), (2881, 22325), (3149, 20425), (4085, 15745), (4465, 14405), (6365, 10105)]