56426240

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3391}}^1$

素因数の和:3425

約数の個数: 72

約数和(自身を含む): 145598208

約数和(自身を除く): 89171968

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 3391, 4160, 6782, 8320, 13564, 16640, 16955, 27128, 33910, 44083, 54256, 67820, 88166, 108512, 135640, 176332, 217024, 220415, 271280, 352664, 434048, 440830, 542560, 705328, 868096, 881660, 1085120, 1410656, 1763320, 2170240, 2821312, 3526640, 4340480, 5642624, 7053280, 11285248, 14106560, 28213120, 56426240]

約数ペア:

[(1, 56426240), (2, 28213120), (4, 14106560), (5, 11285248), (8, 7053280), (10, 5642624), (13, 4340480), (16, 3526640), (20, 2821312), (26, 2170240), (32, 1763320), (40, 1410656), (52, 1085120), (64, 881660), (65, 868096), (80, 705328), (104, 542560), (128, 440830), (130, 434048), (160, 352664), (208, 271280), (256, 220415), (260, 217024), (320, 176332), (416, 135640), (520, 108512), (640, 88166), (832, 67820), (1040, 54256), (1280, 44083), (1664, 33910), (2080, 27128), (3328, 16955), (3391, 16640), (4160, 13564), (6782, 8320)]