165501440

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4973}}^1$

素因数の和:5009

約数の個数: 80

約数和(自身を含む): 427425768

約数和(自身を除く): 261924328

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, 512, 520, 640, 832, 1040, 1280, 1664, 2080, 2560, 3328, 4160, 4973, 6656, 8320, 9946, 16640, 19892, 24865, 33280, 39784, 49730, 64649, 79568, 99460, 129298, 159136, 198920, 258596, 318272, 323245, 397840, 517192, 636544, 646490, 795680, 1034384, 1273088, 1292980, 1591360, 2068768, 2546176, 2585960, 3182720, 4137536, 5171920, 6365440, 8275072, 10343840, 12730880, 16550144, 20687680, 33100288, 41375360, 82750720, 165501440]

約数ペア:

[(1, 165501440), (2, 82750720), (4, 41375360), (5, 33100288), (8, 20687680), (10, 16550144), (13, 12730880), (16, 10343840), (20, 8275072), (26, 6365440), (32, 5171920), (40, 4137536), (52, 3182720), (64, 2585960), (65, 2546176), (80, 2068768), (104, 1591360), (128, 1292980), (130, 1273088), (160, 1034384), (208, 795680), (256, 646490), (260, 636544), (320, 517192), (416, 397840), (512, 323245), (520, 318272), (640, 258596), (832, 198920), (1040, 159136), (1280, 129298), (1664, 99460), (2080, 79568), (2560, 64649), (3328, 49730), (4160, 39784), (4973, 33280), (6656, 24865), (8320, 19892), (9946, 16640)]