201969650

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{130303}}^1$

素因数の和:130346

約数の個数: 24

約数和(自身を含む): 387784704

約数和(自身を除く): 185815054

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 130303, 260606, 651515, 1303030, 3257575, 4039393, 6515150, 8078786, 20196965, 40393930, 100984825, 201969650]

約数ペア:

[(1, 201969650), (2, 100984825), (5, 40393930), (10, 20196965), (25, 8078786), (31, 6515150), (50, 4039393), (62, 3257575), (155, 1303030), (310, 651515), (775, 260606), (1550, 130303)]