68873920

素因数分解:

$2^6\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2131}}^1$

素因数の和:2249

約数の個数: 56

約数和(自身を含む): 165707568

約数和(自身を除く): 96833648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 160, 202, 320, 404, 505, 808, 1010, 1616, 2020, 2131, 3232, 4040, 4262, 6464, 8080, 8524, 10655, 16160, 17048, 21310, 32320, 34096, 42620, 68192, 85240, 136384, 170480, 215231, 340960, 430462, 681920, 860924, 1076155, 1721848, 2152310, 3443696, 4304620, 6887392, 8609240, 13774784, 17218480, 34436960, 68873920]

約数ペア:

[(1, 68873920), (2, 34436960), (4, 17218480), (5, 13774784), (8, 8609240), (10, 6887392), (16, 4304620), (20, 3443696), (32, 2152310), (40, 1721848), (64, 1076155), (80, 860924), (101, 681920), (160, 430462), (202, 340960), (320, 215231), (404, 170480), (505, 136384), (808, 85240), (1010, 68192), (1616, 42620), (2020, 34096), (2131, 32320), (3232, 21310), (4040, 17048), (4262, 16160), (6464, 10655), (8080, 8524)]