100728040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15641}}^1$

素因数の和:15682

約数の個数: 64

約数和(自身を含む): 270293760

約数和(自身を除く): 169565720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 15641, 31282, 62564, 78205, 109487, 125128, 156410, 218974, 312820, 359743, 437948, 547435, 625640, 719486, 875896, 1094870, 1438972, 1798715, 2189740, 2518201, 2877944, 3597430, 4379480, 5036402, 7194860, 10072804, 12591005, 14389720, 20145608, 25182010, 50364020, 100728040]

約数ペア:

[(1, 100728040), (2, 50364020), (4, 25182010), (5, 20145608), (7, 14389720), (8, 12591005), (10, 10072804), (14, 7194860), (20, 5036402), (23, 4379480), (28, 3597430), (35, 2877944), (40, 2518201), (46, 2189740), (56, 1798715), (70, 1438972), (92, 1094870), (115, 875896), (140, 719486), (161, 625640), (184, 547435), (230, 437948), (280, 359743), (322, 312820), (460, 218974), (644, 156410), (805, 125128), (920, 109487), (1288, 78205), (1610, 62564), (3220, 31282), (6440, 15641)]