81950520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{23549}}^1$

素因数の和:23592

約数の個数: 64

約数和(自身を含む): 254340000

約数和(自身を除く): 172389480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 23549, 47098, 70647, 94196, 117745, 141294, 188392, 235490, 282588, 353235, 470980, 565176, 682921, 706470, 941960, 1365842, 1412940, 2048763, 2731684, 2825880, 3414605, 4097526, 5463368, 6829210, 8195052, 10243815, 13658420, 16390104, 20487630, 27316840, 40975260, 81950520]

約数ペア:

[(1, 81950520), (2, 40975260), (3, 27316840), (4, 20487630), (5, 16390104), (6, 13658420), (8, 10243815), (10, 8195052), (12, 6829210), (15, 5463368), (20, 4097526), (24, 3414605), (29, 2825880), (30, 2731684), (40, 2048763), (58, 1412940), (60, 1365842), (87, 941960), (116, 706470), (120, 682921), (145, 565176), (174, 470980), (232, 353235), (290, 282588), (348, 235490), (435, 188392), (580, 141294), (696, 117745), (870, 94196), (1160, 70647), (1740, 47098), (3480, 23549)]