1981567250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^2\times {\mathrm{46901}}^1$

素因数の和:46944

約数の個数: 48

約数和(自身を含む): 4016874888

約数和(自身を除く): 2035307638

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 169, 250, 325, 338, 650, 845, 1625, 1690, 3250, 4225, 8450, 21125, 42250, 46901, 93802, 234505, 469010, 609713, 1172525, 1219426, 2345050, 3048565, 5862625, 6097130, 7926269, 11725250, 15242825, 15852538, 30485650, 39631345, 76214125, 79262690, 152428250, 198156725, 396313450, 990783625, 1981567250]

約数ペア:

[(1, 1981567250), (2, 990783625), (5, 396313450), (10, 198156725), (13, 152428250), (25, 79262690), (26, 76214125), (50, 39631345), (65, 30485650), (125, 15852538), (130, 15242825), (169, 11725250), (250, 7926269), (325, 6097130), (338, 5862625), (650, 3048565), (845, 2345050), (1625, 1219426), (1690, 1172525), (3250, 609713), (4225, 469010), (8450, 234505), (21125, 93802), (42250, 46901)]