664982350

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{829}}^1$

素因数の和:1165

約数の個数: 48

約数和(自身を含む): 1263445920

約数和(自身を除く): 598463570

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 263, 305, 526, 610, 829, 1315, 1525, 1658, 2630, 3050, 4145, 6575, 8290, 13150, 16043, 20725, 32086, 41450, 50569, 80215, 101138, 160430, 218027, 252845, 401075, 436054, 505690, 802150, 1090135, 1264225, 2180270, 2528450, 5450675, 10901350, 13299647, 26599294, 66498235, 132996470, 332491175, 664982350]

約数ペア:

[(1, 664982350), (2, 332491175), (5, 132996470), (10, 66498235), (25, 26599294), (50, 13299647), (61, 10901350), (122, 5450675), (263, 2528450), (305, 2180270), (526, 1264225), (610, 1090135), (829, 802150), (1315, 505690), (1525, 436054), (1658, 401075), (2630, 252845), (3050, 218027), (4145, 160430), (6575, 101138), (8290, 80215), (13150, 50569), (16043, 41450), (20725, 32086)]