82750720

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4973}}^1$

素因数の和:5007

約数の個数: 72

約数和(自身を含む): 213503976

約数和(自身を除く): 130753256

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, 4973, 8320, 9946, 16640, 19892, 24865, 39784, 49730, 64649, 79568, 99460, 129298, 159136, 198920, 258596, 318272, 323245, 397840, 517192, 636544, 646490, 795680, 1034384, 1273088, 1292980, 1591360, 2068768, 2585960, 3182720, 4137536, 5171920, 6365440, 8275072, 10343840, 16550144, 20687680, 41375360, 82750720]

約数ペア:

[(1, 82750720), (2, 41375360), (4, 20687680), (5, 16550144), (8, 10343840), (10, 8275072), (13, 6365440), (16, 5171920), (20, 4137536), (26, 3182720), (32, 2585960), (40, 2068768), (52, 1591360), (64, 1292980), (65, 1273088), (80, 1034384), (104, 795680), (128, 646490), (130, 636544), (160, 517192), (208, 397840), (256, 323245), (260, 318272), (320, 258596), (416, 198920), (520, 159136), (640, 129298), (832, 99460), (1040, 79568), (1280, 64649), (1664, 49730), (2080, 39784), (3328, 24865), (4160, 19892), (4973, 16640), (8320, 9946)]