31161850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{601}}^1$

素因数の和:691

約数の個数: 48

約数和(自身を含む): 62480376

約数和(自身を除く): 31318526

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 61, 85, 122, 170, 305, 425, 601, 610, 850, 1037, 1202, 1525, 2074, 3005, 3050, 5185, 6010, 10217, 10370, 15025, 20434, 25925, 30050, 36661, 51085, 51850, 73322, 102170, 183305, 255425, 366610, 510850, 623237, 916525, 1246474, 1833050, 3116185, 6232370, 15580925, 31161850]

約数ペア:

[(1, 31161850), (2, 15580925), (5, 6232370), (10, 3116185), (17, 1833050), (25, 1246474), (34, 916525), (50, 623237), (61, 510850), (85, 366610), (122, 255425), (170, 183305), (305, 102170), (425, 73322), (601, 51850), (610, 51085), (850, 36661), (1037, 30050), (1202, 25925), (1525, 20434), (2074, 15025), (3005, 10370), (3050, 10217), (5185, 6010)]