202339540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{9851}}^1$

素因数の和:9952

約数の個数: 48

約数和(自身を含む): 463438080

約数和(自身を除く): 261098540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1580, 2054, 4108, 5135, 9851, 10270, 19702, 20540, 39404, 49255, 98510, 128063, 197020, 256126, 512252, 640315, 778229, 1280630, 1556458, 2561260, 3112916, 3891145, 7782290, 10116977, 15564580, 20233954, 40467908, 50584885, 101169770, 202339540]

約数ペア:

[(1, 202339540), (2, 101169770), (4, 50584885), (5, 40467908), (10, 20233954), (13, 15564580), (20, 10116977), (26, 7782290), (52, 3891145), (65, 3112916), (79, 2561260), (130, 1556458), (158, 1280630), (260, 778229), (316, 640315), (395, 512252), (790, 256126), (1027, 197020), (1580, 128063), (2054, 98510), (4108, 49255), (5135, 39404), (9851, 20540), (10270, 19702)]