25864112

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{443}}^1$

素因数の和:581

約数の個数: 40

約数和(自身を含む): 52027920

約数和(自身を除く): 26163808

約数列:

[1, 2, 4, 8, 16, 41, 82, 89, 164, 178, 328, 356, 443, 656, 712, 886, 1424, 1772, 3544, 3649, 7088, 7298, 14596, 18163, 29192, 36326, 39427, 58384, 72652, 78854, 145304, 157708, 290608, 315416, 630832, 1616507, 3233014, 6466028, 12932056, 25864112]

約数ペア:

[(1, 25864112), (2, 12932056), (4, 6466028), (8, 3233014), (16, 1616507), (41, 630832), (82, 315416), (89, 290608), (164, 157708), (178, 145304), (328, 78854), (356, 72652), (443, 58384), (656, 39427), (712, 36326), (886, 29192), (1424, 18163), (1772, 14596), (3544, 7298), (3649, 7088)]