325780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 846720

約数和(自身を除く): 520940

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 179, 182, 260, 358, 364, 455, 716, 895, 910, 1253, 1790, 1820, 2327, 2506, 3580, 4654, 5012, 6265, 9308, 11635, 12530, 16289, 23270, 25060, 32578, 46540, 65156, 81445, 162890, 325780]

約数ペア:

[(1, 325780), (2, 162890), (4, 81445), (5, 65156), (7, 46540), (10, 32578), (13, 25060), (14, 23270), (20, 16289), (26, 12530), (28, 11635), (35, 9308), (52, 6265), (65, 5012), (70, 4654), (91, 3580), (130, 2506), (140, 2327), (179, 1820), (182, 1790), (260, 1253), (358, 910), (364, 895), (455, 716)]