79386440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1249}}^1$

素因数の和:1494

約数の個数: 64

約数和(自身を含む): 205200000

約数和(自身を除く): 125813560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 227, 280, 454, 908, 1135, 1249, 1589, 1816, 2270, 2498, 3178, 4540, 4996, 6245, 6356, 7945, 8743, 9080, 9992, 12490, 12712, 15890, 17486, 24980, 31780, 34972, 43715, 49960, 63560, 69944, 87430, 174860, 283523, 349720, 567046, 1134092, 1417615, 1984661, 2268184, 2835230, 3969322, 5670460, 7938644, 9923305, 11340920, 15877288, 19846610, 39693220, 79386440]

約数ペア:

[(1, 79386440), (2, 39693220), (4, 19846610), (5, 15877288), (7, 11340920), (8, 9923305), (10, 7938644), (14, 5670460), (20, 3969322), (28, 2835230), (35, 2268184), (40, 1984661), (56, 1417615), (70, 1134092), (140, 567046), (227, 349720), (280, 283523), (454, 174860), (908, 87430), (1135, 69944), (1249, 63560), (1589, 49960), (1816, 43715), (2270, 34972), (2498, 31780), (3178, 24980), (4540, 17486), (4996, 15890), (6245, 12712), (6356, 12490), (7945, 9992), (8743, 9080)]