42365200

素因数分解:

$2^4\times 5^2\times {\mathrm{105913}}^1$

素因数の和:105931

約数の個数: 30

約数和(自身を含む): 101783354

約数和(自身を除く): 59418154

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 105913, 211826, 423652, 529565, 847304, 1059130, 1694608, 2118260, 2647825, 4236520, 5295650, 8473040, 10591300, 21182600, 42365200]

約数ペア:

[(1, 42365200), (2, 21182600), (4, 10591300), (5, 8473040), (8, 5295650), (10, 4236520), (16, 2647825), (20, 2118260), (25, 1694608), (40, 1059130), (50, 847304), (80, 529565), (100, 423652), (200, 211826), (400, 105913)]