20151752625

素因数分解:

$3^2\times 5^3\times {\mathrm{419}}^1\times {\mathrm{42751}}^1$

素因数の和:43191

約数の個数: 48

約数和(自身を含む): 36414443520

約数和(自身を除く): 16262690895

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 419, 1125, 1257, 2095, 3771, 6285, 10475, 18855, 31425, 42751, 52375, 94275, 128253, 157125, 213755, 384759, 471375, 641265, 1068775, 1923795, 3206325, 5343875, 9618975, 16031625, 17912669, 48094875, 53738007, 89563345, 161214021, 268690035, 447816725, 806070105, 1343450175, 2239083625, 4030350525, 6717250875, 20151752625]

約数ペア:

[(1, 20151752625), (3, 6717250875), (5, 4030350525), (9, 2239083625), (15, 1343450175), (25, 806070105), (45, 447816725), (75, 268690035), (125, 161214021), (225, 89563345), (375, 53738007), (419, 48094875), (1125, 17912669), (1257, 16031625), (2095, 9618975), (3771, 5343875), (6285, 3206325), (10475, 1923795), (18855, 1068775), (31425, 641265), (42751, 471375), (52375, 384759), (94275, 213755), (128253, 157125)]