202620650

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2143}}^1$

素因数の和:2247

約数の個数: 48

約数和(自身を含む): 395593728

約数和(自身を除く): 192973078

約数列:

[1, 2, 5, 10, 25, 31, 50, 61, 62, 122, 155, 305, 310, 610, 775, 1525, 1550, 1891, 2143, 3050, 3782, 4286, 9455, 10715, 18910, 21430, 47275, 53575, 66433, 94550, 107150, 130723, 132866, 261446, 332165, 653615, 664330, 1307230, 1660825, 3268075, 3321650, 4052413, 6536150, 8104826, 20262065, 40524130, 101310325, 202620650]

約数ペア:

[(1, 202620650), (2, 101310325), (5, 40524130), (10, 20262065), (25, 8104826), (31, 6536150), (50, 4052413), (61, 3321650), (62, 3268075), (122, 1660825), (155, 1307230), (305, 664330), (310, 653615), (610, 332165), (775, 261446), (1525, 132866), (1550, 130723), (1891, 107150), (2143, 94550), (3050, 66433), (3782, 53575), (4286, 47275), (9455, 21430), (10715, 18910)]