259301840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6343}}^1$

素因数の和:6436

約数の個数: 80

約数和(自身を含む): 698550528

約数和(自身を除く): 439248688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 280, 292, 365, 511, 560, 584, 730, 1022, 1168, 1460, 2044, 2555, 2920, 4088, 5110, 5840, 6343, 8176, 10220, 12686, 20440, 25372, 31715, 40880, 44401, 50744, 63430, 88802, 101488, 126860, 177604, 222005, 253720, 355208, 444010, 463039, 507440, 710416, 888020, 926078, 1776040, 1852156, 2315195, 3241273, 3552080, 3704312, 4630390, 6482546, 7408624, 9260780, 12965092, 16206365, 18521560, 25930184, 32412730, 37043120, 51860368, 64825460, 129650920, 259301840]

約数ペア:

[(1, 259301840), (2, 129650920), (4, 64825460), (5, 51860368), (7, 37043120), (8, 32412730), (10, 25930184), (14, 18521560), (16, 16206365), (20, 12965092), (28, 9260780), (35, 7408624), (40, 6482546), (56, 4630390), (70, 3704312), (73, 3552080), (80, 3241273), (112, 2315195), (140, 1852156), (146, 1776040), (280, 926078), (292, 888020), (365, 710416), (511, 507440), (560, 463039), (584, 444010), (730, 355208), (1022, 253720), (1168, 222005), (1460, 177604), (2044, 126860), (2555, 101488), (2920, 88802), (4088, 63430), (5110, 50744), (5840, 44401), (6343, 40880), (8176, 31715), (10220, 25372), (12686, 20440)]