67372840

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{41081}}^1$

素因数の和:41133

約数の個数: 32

約数和(自身を含む): 155289960

約数和(自身を除く): 87917120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 41081, 82162, 164324, 205405, 328648, 410810, 821620, 1643240, 1684321, 3368642, 6737284, 8421605, 13474568, 16843210, 33686420, 67372840]

約数ペア:

[(1, 67372840), (2, 33686420), (4, 16843210), (5, 13474568), (8, 8421605), (10, 6737284), (20, 3368642), (40, 1684321), (41, 1643240), (82, 821620), (164, 410810), (205, 328648), (328, 205405), (410, 164324), (820, 82162), (1640, 41081)]