72785860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{6581}}^1$

素因数の和:6676

約数の個数: 48

約数和(自身を含む): 176924160

約数和(自身を除く): 104138300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 5530, 6581, 11060, 13162, 26324, 32905, 46067, 65810, 92134, 131620, 184268, 230335, 460670, 519899, 921340, 1039798, 2079596, 2599495, 3639293, 5198990, 7278586, 10397980, 14557172, 18196465, 36392930, 72785860]

約数ペア:

[(1, 72785860), (2, 36392930), (4, 18196465), (5, 14557172), (7, 10397980), (10, 7278586), (14, 5198990), (20, 3639293), (28, 2599495), (35, 2079596), (70, 1039798), (79, 921340), (140, 519899), (158, 460670), (316, 230335), (395, 184268), (553, 131620), (790, 92134), (1106, 65810), (1580, 46067), (2212, 32905), (2765, 26324), (5530, 13162), (6581, 11060)]