25317240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16229}}^1$

素因数の和:16256

約数の個数: 64

約数和(自身を含む): 81799200

約数和(自身を除く): 56481960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 16229, 32458, 48687, 64916, 81145, 97374, 129832, 162290, 194748, 210977, 243435, 324580, 389496, 421954, 486870, 632931, 649160, 843908, 973740, 1054885, 1265862, 1687816, 1947480, 2109770, 2531724, 3164655, 4219540, 5063448, 6329310, 8439080, 12658620, 25317240]

約数ペア:

[(1, 25317240), (2, 12658620), (3, 8439080), (4, 6329310), (5, 5063448), (6, 4219540), (8, 3164655), (10, 2531724), (12, 2109770), (13, 1947480), (15, 1687816), (20, 1265862), (24, 1054885), (26, 973740), (30, 843908), (39, 649160), (40, 632931), (52, 486870), (60, 421954), (65, 389496), (78, 324580), (104, 243435), (120, 210977), (130, 194748), (156, 162290), (195, 129832), (260, 97374), (312, 81145), (390, 64916), (520, 48687), (780, 32458), (1560, 16229)]