71846020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{499}}^1$

素因数の和:844

約数の個数: 48

約数和(自身を含む): 158256000

約数和(自身を除く): 86409980

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 313, 460, 499, 626, 998, 1252, 1565, 1996, 2495, 3130, 4990, 6260, 7199, 9980, 11477, 14398, 22954, 28796, 35995, 45908, 57385, 71990, 114770, 143980, 156187, 229540, 312374, 624748, 780935, 1561870, 3123740, 3592301, 7184602, 14369204, 17961505, 35923010, 71846020]

約数ペア:

[(1, 71846020), (2, 35923010), (4, 17961505), (5, 14369204), (10, 7184602), (20, 3592301), (23, 3123740), (46, 1561870), (92, 780935), (115, 624748), (230, 312374), (313, 229540), (460, 156187), (499, 143980), (626, 114770), (998, 71990), (1252, 57385), (1565, 45908), (1996, 35995), (2495, 28796), (3130, 22954), (4990, 14398), (6260, 11477), (7199, 9980)]