39879125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:159

約数の個数: 64

約数和(自身を含む): 61641216

約数和(自身を除く): 21762091

約数列:

[1, 5, 11, 13, 23, 25, 55, 65, 97, 115, 125, 143, 253, 275, 299, 325, 485, 575, 715, 1067, 1261, 1265, 1375, 1495, 1625, 2231, 2425, 2875, 3289, 3575, 5335, 6305, 6325, 7475, 11155, 12125, 13871, 16445, 17875, 24541, 26675, 29003, 31525, 31625, 37375, 55775, 69355, 82225, 122705, 133375, 145015, 157625, 278875, 319033, 346775, 411125, 613525, 725075, 1595165, 1733875, 3067625, 3625375, 7975825, 39879125]

約数ペア:

[(1, 39879125), (5, 7975825), (11, 3625375), (13, 3067625), (23, 1733875), (25, 1595165), (55, 725075), (65, 613525), (97, 411125), (115, 346775), (125, 319033), (143, 278875), (253, 157625), (275, 145015), (299, 133375), (325, 122705), (485, 82225), (575, 69355), (715, 55775), (1067, 37375), (1261, 31625), (1265, 31525), (1375, 29003), (1495, 26675), (1625, 24541), (2231, 17875), (2425, 16445), (2875, 13871), (3289, 12125), (3575, 11155), (5335, 7475), (6305, 6325)]