2100028125

素因数分解:

$3^1\times 5^5\times {\mathrm{13}}^1\times {\mathrm{17231}}^1$

素因数の和:17272

約数の個数: 48

約数和(自身を含む): 3769258752

約数和(自身を除く): 1669230627

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 625, 975, 1625, 1875, 3125, 4875, 8125, 9375, 17231, 24375, 40625, 51693, 86155, 121875, 224003, 258465, 430775, 672009, 1120015, 1292325, 2153875, 3360045, 5600075, 6461625, 10769375, 16800225, 28000375, 32308125, 53846875, 84001125, 140001875, 161540625, 420005625, 700009375, 2100028125]

約数ペア:

[(1, 2100028125), (3, 700009375), (5, 420005625), (13, 161540625), (15, 140001875), (25, 84001125), (39, 53846875), (65, 32308125), (75, 28000375), (125, 16800225), (195, 10769375), (325, 6461625), (375, 5600075), (625, 3360045), (975, 2153875), (1625, 1292325), (1875, 1120015), (3125, 672009), (4875, 430775), (8125, 258465), (9375, 224003), (17231, 121875), (24375, 86155), (40625, 51693)]