2012091250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{123821}}^1$

素因数の和:123856

約数の個数: 40

約数和(自身を含む): 4061609244

約数和(自身を除く): 2049517994

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 1250, 1625, 3250, 8125, 16250, 123821, 247642, 619105, 1238210, 1609673, 3095525, 3219346, 6191050, 8048365, 15477625, 16096730, 30955250, 40241825, 77388125, 80483650, 154776250, 201209125, 402418250, 1006045625, 2012091250]

約数ペア:

[(1, 2012091250), (2, 1006045625), (5, 402418250), (10, 201209125), (13, 154776250), (25, 80483650), (26, 77388125), (50, 40241825), (65, 30955250), (125, 16096730), (130, 15477625), (250, 8048365), (325, 6191050), (625, 3219346), (650, 3095525), (1250, 1609673), (1625, 1238210), (3250, 619105), (8125, 247642), (16250, 123821)]