82590625

素因数分解:

$5^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 118117440

約数和(自身を除く): 35526815

約数列:

[1, 5, 13, 19, 25, 65, 95, 107, 125, 247, 325, 475, 535, 625, 1235, 1391, 1625, 2033, 2375, 2675, 3125, 6175, 6955, 8125, 10165, 11875, 13375, 26429, 30875, 34775, 40625, 50825, 59375, 66875, 132145, 154375, 173875, 254125, 334375, 660725, 771875, 869375, 1270625, 3303625, 4346875, 6353125, 16518125, 82590625]

約数ペア:

[(1, 82590625), (5, 16518125), (13, 6353125), (19, 4346875), (25, 3303625), (65, 1270625), (95, 869375), (107, 771875), (125, 660725), (247, 334375), (325, 254125), (475, 173875), (535, 154375), (625, 132145), (1235, 66875), (1391, 59375), (1625, 50825), (2033, 40625), (2375, 34775), (2675, 30875), (3125, 26429), (6175, 13375), (6955, 11875), (8125, 10165)]