129650920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6343}}^1$

素因数の和:6434

約数の個数: 64

約数和(自身を含む): 338008320

約数和(自身を除く): 208357400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2555, 2920, 4088, 5110, 6343, 10220, 12686, 20440, 25372, 31715, 44401, 50744, 63430, 88802, 126860, 177604, 222005, 253720, 355208, 444010, 463039, 888020, 926078, 1776040, 1852156, 2315195, 3241273, 3704312, 4630390, 6482546, 9260780, 12965092, 16206365, 18521560, 25930184, 32412730, 64825460, 129650920]

約数ペア:

[(1, 129650920), (2, 64825460), (4, 32412730), (5, 25930184), (7, 18521560), (8, 16206365), (10, 12965092), (14, 9260780), (20, 6482546), (28, 4630390), (35, 3704312), (40, 3241273), (56, 2315195), (70, 1852156), (73, 1776040), (140, 926078), (146, 888020), (280, 463039), (292, 444010), (365, 355208), (511, 253720), (584, 222005), (730, 177604), (1022, 126860), (1460, 88802), (2044, 63430), (2555, 50744), (2920, 44401), (4088, 31715), (5110, 25372), (6343, 20440), (10220, 12686)]