79520820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{21727}}^1$

素因数の和:21800

約数の個数: 48

約数和(自身を含む): 226318848

約数和(自身を除く): 146798028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 21727, 43454, 65181, 86908, 108635, 130362, 217270, 260724, 325905, 434540, 651810, 1303620, 1325347, 2650694, 3976041, 5301388, 6626735, 7952082, 13253470, 15904164, 19880205, 26506940, 39760410, 79520820]

約数ペア:

[(1, 79520820), (2, 39760410), (3, 26506940), (4, 19880205), (5, 15904164), (6, 13253470), (10, 7952082), (12, 6626735), (15, 5301388), (20, 3976041), (30, 2650694), (60, 1325347), (61, 1303620), (122, 651810), (183, 434540), (244, 325905), (305, 260724), (366, 217270), (610, 130362), (732, 108635), (915, 86908), (1220, 65181), (1830, 43454), (3660, 21727)]