2018100250

素因数分解:

$2^1\times 5^3\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{2039}}^1$

素因数の和:2200

約数の個数: 64

約数和(自身を含む): 3918170880

約数和(自身を除く): 1900070630

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 107, 125, 185, 214, 250, 370, 535, 925, 1070, 1850, 2039, 2675, 3959, 4078, 4625, 5350, 7918, 9250, 10195, 13375, 19795, 20390, 26750, 39590, 50975, 75443, 98975, 101950, 150886, 197950, 218173, 254875, 377215, 436346, 494875, 509750, 754430, 989750, 1090865, 1886075, 2181730, 3772150, 5454325, 8072401, 9430375, 10908650, 16144802, 18860750, 27271625, 40362005, 54543250, 80724010, 201810025, 403620050, 1009050125, 2018100250]

約数ペア:

[(1, 2018100250), (2, 1009050125), (5, 403620050), (10, 201810025), (25, 80724010), (37, 54543250), (50, 40362005), (74, 27271625), (107, 18860750), (125, 16144802), (185, 10908650), (214, 9430375), (250, 8072401), (370, 5454325), (535, 3772150), (925, 2181730), (1070, 1886075), (1850, 1090865), (2039, 989750), (2675, 754430), (3959, 509750), (4078, 494875), (4625, 436346), (5350, 377215), (7918, 254875), (9250, 218173), (10195, 197950), (13375, 150886), (19795, 101950), (20390, 98975), (26750, 75443), (39590, 50975)]