80488340

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1901}}^1$

素因数の和:2012

約数の個数: 48

約数和(自身を含む): 177342480

約数和(自身を除く): 96854140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 73, 116, 145, 146, 290, 292, 365, 580, 730, 1460, 1901, 2117, 3802, 4234, 7604, 8468, 9505, 10585, 19010, 21170, 38020, 42340, 55129, 110258, 138773, 220516, 275645, 277546, 551290, 555092, 693865, 1102580, 1387730, 2775460, 4024417, 8048834, 16097668, 20122085, 40244170, 80488340]

約数ペア:

[(1, 80488340), (2, 40244170), (4, 20122085), (5, 16097668), (10, 8048834), (20, 4024417), (29, 2775460), (58, 1387730), (73, 1102580), (116, 693865), (145, 555092), (146, 551290), (290, 277546), (292, 275645), (365, 220516), (580, 138773), (730, 110258), (1460, 55129), (1901, 42340), (2117, 38020), (3802, 21170), (4234, 19010), (7604, 10585), (8468, 9505)]