15376075

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:85

約数の個数: 72

約数和(自身を含む): 24935904

約数和(自身を除く): 9559829

約数列:

[1, 5, 11, 13, 17, 23, 25, 55, 65, 85, 115, 121, 143, 187, 221, 253, 275, 299, 325, 391, 425, 575, 605, 715, 935, 1105, 1265, 1495, 1573, 1955, 2057, 2431, 2783, 3025, 3289, 3575, 4301, 4675, 5083, 5525, 6325, 7475, 7865, 9775, 10285, 12155, 13915, 16445, 21505, 25415, 26741, 36179, 39325, 47311, 51425, 55913, 60775, 69575, 82225, 107525, 127075, 133705, 180895, 236555, 279565, 615043, 668525, 904475, 1182775, 1397825, 3075215, 15376075]

約数ペア:

[(1, 15376075), (5, 3075215), (11, 1397825), (13, 1182775), (17, 904475), (23, 668525), (25, 615043), (55, 279565), (65, 236555), (85, 180895), (115, 133705), (121, 127075), (143, 107525), (187, 82225), (221, 69575), (253, 60775), (275, 55913), (299, 51425), (325, 47311), (391, 39325), (425, 36179), (575, 26741), (605, 25415), (715, 21505), (935, 16445), (1105, 13915), (1265, 12155), (1495, 10285), (1573, 9775), (1955, 7865), (2057, 7475), (2431, 6325), (2783, 5525), (3025, 5083), (3289, 4675), (3575, 4301)]