50142680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{25583}}^1$

素因数の和:25608

約数の個数: 48

約数和(自身を含む): 131245920

約数和(自身を除く): 81103240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 25583, 51166, 102332, 127915, 179081, 204664, 255830, 358162, 511660, 716324, 895405, 1023320, 1253567, 1432648, 1790810, 2507134, 3581620, 5014268, 6267835, 7163240, 10028536, 12535670, 25071340, 50142680]

約数ペア:

[(1, 50142680), (2, 25071340), (4, 12535670), (5, 10028536), (7, 7163240), (8, 6267835), (10, 5014268), (14, 3581620), (20, 2507134), (28, 1790810), (35, 1432648), (40, 1253567), (49, 1023320), (56, 895405), (70, 716324), (98, 511660), (140, 358162), (196, 255830), (245, 204664), (280, 179081), (392, 127915), (490, 102332), (980, 51166), (1960, 25583)]