70025620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2539}}^1$

素因数の和:2752

約数の個数: 48

約数和(自身を含む): 168981120

約数和(自身を除く): 98955500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 197, 394, 788, 985, 1379, 1970, 2539, 2758, 3940, 5078, 5516, 6895, 10156, 12695, 13790, 17773, 25390, 27580, 35546, 50780, 71092, 88865, 177730, 355460, 500183, 1000366, 2000732, 2500915, 3501281, 5001830, 7002562, 10003660, 14005124, 17506405, 35012810, 70025620]

約数ペア:

[(1, 70025620), (2, 35012810), (4, 17506405), (5, 14005124), (7, 10003660), (10, 7002562), (14, 5001830), (20, 3501281), (28, 2500915), (35, 2000732), (70, 1000366), (140, 500183), (197, 355460), (394, 177730), (788, 88865), (985, 71092), (1379, 50780), (1970, 35546), (2539, 27580), (2758, 25390), (3940, 17773), (5078, 13790), (5516, 12695), (6895, 10156)]