169173625

素因数分解:

$5^3\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 233940096

約数和(自身を除く): 64766471

約数列:

[1, 5, 19, 23, 25, 95, 115, 125, 163, 361, 437, 475, 575, 815, 1805, 2185, 2375, 2875, 3097, 3749, 4075, 8303, 9025, 10925, 15485, 18745, 20375, 41515, 45125, 54625, 58843, 71231, 77425, 93725, 207575, 294215, 356155, 387125, 468625, 1037875, 1353389, 1471075, 1780775, 6766945, 7355375, 8903875, 33834725, 169173625]

約数ペア:

[(1, 169173625), (5, 33834725), (19, 8903875), (23, 7355375), (25, 6766945), (95, 1780775), (115, 1471075), (125, 1353389), (163, 1037875), (361, 468625), (437, 387125), (475, 356155), (575, 294215), (815, 207575), (1805, 93725), (2185, 77425), (2375, 71231), (2875, 58843), (3097, 54625), (3749, 45125), (4075, 41515), (8303, 20375), (9025, 18745), (10925, 15485)]