51057125

素因数分解:

$5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:147

約数の個数: 64

約数和(自身を含む): 79073280

約数和(自身を除く): 28016155

約数列:

[1, 5, 7, 23, 25, 35, 43, 59, 115, 125, 161, 175, 215, 295, 301, 413, 575, 805, 875, 989, 1075, 1357, 1475, 1505, 2065, 2537, 2875, 4025, 4945, 5375, 6785, 6923, 7375, 7525, 9499, 10325, 12685, 17759, 20125, 24725, 33925, 34615, 37625, 47495, 51625, 58351, 63425, 88795, 123625, 169625, 173075, 237475, 291755, 317125, 408457, 443975, 865375, 1187375, 1458775, 2042285, 2219875, 7293875, 10211425, 51057125]

約数ペア:

[(1, 51057125), (5, 10211425), (7, 7293875), (23, 2219875), (25, 2042285), (35, 1458775), (43, 1187375), (59, 865375), (115, 443975), (125, 408457), (161, 317125), (175, 291755), (215, 237475), (295, 173075), (301, 169625), (413, 123625), (575, 88795), (805, 63425), (875, 58351), (989, 51625), (1075, 47495), (1357, 37625), (1475, 34615), (1505, 33925), (2065, 24725), (2537, 20125), (2875, 17759), (4025, 12685), (4945, 10325), (5375, 9499), (6785, 7525), (6923, 7375)]