42660500

素因数分解:

$2^2\times 5^3\times {\mathrm{41}}^1\times {\mathrm{2081}}^1$

素因数の和:2141

約数の個数: 48

約数和(自身を含む): 95488848

約数和(自身を除く): 52828348

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 125, 164, 205, 250, 410, 500, 820, 1025, 2050, 2081, 4100, 4162, 5125, 8324, 10250, 10405, 20500, 20810, 41620, 52025, 85321, 104050, 170642, 208100, 260125, 341284, 426605, 520250, 853210, 1040500, 1706420, 2133025, 4266050, 8532100, 10665125, 21330250, 42660500]

約数ペア:

[(1, 42660500), (2, 21330250), (4, 10665125), (5, 8532100), (10, 4266050), (20, 2133025), (25, 1706420), (41, 1040500), (50, 853210), (82, 520250), (100, 426605), (125, 341284), (164, 260125), (205, 208100), (250, 170642), (410, 104050), (500, 85321), (820, 52025), (1025, 41620), (2050, 20810), (2081, 20500), (4100, 10405), (4162, 10250), (5125, 8324)]