83898640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{643}}^1$

素因数の和:896

約数の個数: 80

約数和(自身を含む): 224235648

約数和(自身を除く): 140337008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 233, 280, 466, 560, 643, 932, 1165, 1286, 1631, 1864, 2330, 2572, 3215, 3262, 3728, 4501, 4660, 5144, 6430, 6524, 8155, 9002, 9320, 10288, 12860, 13048, 16310, 18004, 18640, 22505, 25720, 26096, 32620, 36008, 45010, 51440, 65240, 72016, 90020, 130480, 149819, 180040, 299638, 360080, 599276, 749095, 1048733, 1198552, 1498190, 2097466, 2397104, 2996380, 4194932, 5243665, 5992760, 8389864, 10487330, 11985520, 16779728, 20974660, 41949320, 83898640]

約数ペア:

[(1, 83898640), (2, 41949320), (4, 20974660), (5, 16779728), (7, 11985520), (8, 10487330), (10, 8389864), (14, 5992760), (16, 5243665), (20, 4194932), (28, 2996380), (35, 2397104), (40, 2097466), (56, 1498190), (70, 1198552), (80, 1048733), (112, 749095), (140, 599276), (233, 360080), (280, 299638), (466, 180040), (560, 149819), (643, 130480), (932, 90020), (1165, 72016), (1286, 65240), (1631, 51440), (1864, 45010), (2330, 36008), (2572, 32620), (3215, 26096), (3262, 25720), (3728, 22505), (4501, 18640), (4660, 18004), (5144, 16310), (6430, 13048), (6524, 12860), (8155, 10288), (9002, 9320)]