131146496

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:437

約数の個数: 72

約数和(自身を含む): 284843664

約数和(自身を除く): 153697168

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 157, 208, 251, 256, 314, 416, 502, 628, 832, 1004, 1256, 1664, 2008, 2041, 2512, 3263, 3328, 4016, 4082, 5024, 6526, 8032, 8164, 10048, 13052, 16064, 16328, 20096, 26104, 32128, 32656, 39407, 40192, 52208, 64256, 65312, 78814, 104416, 130624, 157628, 208832, 261248, 315256, 417664, 512291, 522496, 630512, 835328, 1024582, 1261024, 2049164, 2522048, 4098328, 5044096, 8196656, 10088192, 16393312, 32786624, 65573248, 131146496]

約数ペア:

[(1, 131146496), (2, 65573248), (4, 32786624), (8, 16393312), (13, 10088192), (16, 8196656), (26, 5044096), (32, 4098328), (52, 2522048), (64, 2049164), (104, 1261024), (128, 1024582), (157, 835328), (208, 630512), (251, 522496), (256, 512291), (314, 417664), (416, 315256), (502, 261248), (628, 208832), (832, 157628), (1004, 130624), (1256, 104416), (1664, 78814), (2008, 65312), (2041, 64256), (2512, 52208), (3263, 40192), (3328, 39407), (4016, 32656), (4082, 32128), (5024, 26104), (6526, 20096), (8032, 16328), (8164, 16064), (10048, 13052)]