162544980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{208391}}^1$

素因数の和:208416

約数の個数: 48

約数和(自身を含む): 490137984

約数和(自身を除く): 327593004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 208391, 416782, 625173, 833564, 1041955, 1250346, 2083910, 2500692, 2709083, 3125865, 4167820, 5418166, 6251730, 8127249, 10836332, 12503460, 13545415, 16254498, 27090830, 32508996, 40636245, 54181660, 81272490, 162544980]

約数ペア:

[(1, 162544980), (2, 81272490), (3, 54181660), (4, 40636245), (5, 32508996), (6, 27090830), (10, 16254498), (12, 13545415), (13, 12503460), (15, 10836332), (20, 8127249), (26, 6251730), (30, 5418166), (39, 4167820), (52, 3125865), (60, 2709083), (65, 2500692), (78, 2083910), (130, 1250346), (156, 1041955), (195, 833564), (260, 625173), (390, 416782), (780, 208391)]