156965120

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9433}}^1$

素因数の和:9467

約数の個数: 72

約数和(自身を含む): 404945016

約数和(自身を除く): 247979896

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, 4160, 8320, 9433, 16640, 18866, 37732, 47165, 75464, 94330, 122629, 150928, 188660, 245258, 301856, 377320, 490516, 603712, 613145, 754640, 981032, 1207424, 1226290, 1509280, 1962064, 2414848, 2452580, 3018560, 3924128, 4905160, 6037120, 7848256, 9810320, 12074240, 15696512, 19620640, 31393024, 39241280, 78482560, 156965120]

約数ペア:

[(1, 156965120), (2, 78482560), (4, 39241280), (5, 31393024), (8, 19620640), (10, 15696512), (13, 12074240), (16, 9810320), (20, 7848256), (26, 6037120), (32, 4905160), (40, 3924128), (52, 3018560), (64, 2452580), (65, 2414848), (80, 1962064), (104, 1509280), (128, 1226290), (130, 1207424), (160, 981032), (208, 754640), (256, 613145), (260, 603712), (320, 490516), (416, 377320), (520, 301856), (640, 245258), (832, 188660), (1040, 150928), (1280, 122629), (1664, 94330), (2080, 75464), (3328, 47165), (4160, 37732), (8320, 18866), (9433, 16640)]