17753125

素因数分解:

$5^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:80

約数の個数: 48

約数和(自身を含む): 26248320

約数和(自身を除く): 8495195

約数列:

[1, 5, 13, 19, 23, 25, 65, 95, 115, 125, 247, 299, 325, 437, 475, 575, 625, 1235, 1495, 1625, 2185, 2375, 2875, 3125, 5681, 6175, 7475, 8125, 10925, 11875, 14375, 28405, 30875, 37375, 40625, 54625, 59375, 71875, 142025, 154375, 186875, 273125, 710125, 771875, 934375, 1365625, 3550625, 17753125]

約数ペア:

[(1, 17753125), (5, 3550625), (13, 1365625), (19, 934375), (23, 771875), (25, 710125), (65, 273125), (95, 186875), (115, 154375), (125, 142025), (247, 71875), (299, 59375), (325, 54625), (437, 40625), (475, 37375), (575, 30875), (625, 28405), (1235, 14375), (1495, 11875), (1625, 10925), (2185, 8125), (2375, 7475), (2875, 6175), (3125, 5681)]