75720830

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{821}}^1$

素因数の和:1252

約数の個数: 32

約数和(自身を含む): 142751808

約数和(自身を除く): 67030978

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 401, 802, 821, 1642, 2005, 4010, 4105, 8210, 9223, 18446, 18883, 37766, 46115, 92230, 94415, 188830, 329221, 658442, 1646105, 3292210, 7572083, 15144166, 37860415, 75720830]

約数ペア:

[(1, 75720830), (2, 37860415), (5, 15144166), (10, 7572083), (23, 3292210), (46, 1646105), (115, 658442), (230, 329221), (401, 188830), (802, 94415), (821, 92230), (1642, 46115), (2005, 37766), (4010, 18883), (4105, 18446), (8210, 9223)]