159780200

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{25771}}^1$

素因数の和:25818

約数の個数: 48

約数和(自身を含む): 383487360

約数和(自身を除く): 223707160

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 620, 775, 1240, 1550, 3100, 6200, 25771, 51542, 103084, 128855, 206168, 257710, 515420, 644275, 798901, 1030840, 1288550, 1597802, 2577100, 3195604, 3994505, 5154200, 6391208, 7989010, 15978020, 19972525, 31956040, 39945050, 79890100, 159780200]

約数ペア:

[(1, 159780200), (2, 79890100), (4, 39945050), (5, 31956040), (8, 19972525), (10, 15978020), (20, 7989010), (25, 6391208), (31, 5154200), (40, 3994505), (50, 3195604), (62, 2577100), (100, 1597802), (124, 1288550), (155, 1030840), (200, 798901), (248, 644275), (310, 515420), (620, 257710), (775, 206168), (1240, 128855), (1550, 103084), (3100, 51542), (6200, 25771)]