425109760

素因数分解:

$2^8\times 5^1\times {\mathrm{332117}}^1$

素因数の和:332138

約数の個数: 36

約数和(自身を含む): 1018273788

約数和(自身を除く): 593164028

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 332117, 664234, 1328468, 1660585, 2656936, 3321170, 5313872, 6642340, 10627744, 13284680, 21255488, 26569360, 42510976, 53138720, 85021952, 106277440, 212554880, 425109760]

約数ペア:

[(1, 425109760), (2, 212554880), (4, 106277440), (5, 85021952), (8, 53138720), (10, 42510976), (16, 26569360), (20, 21255488), (32, 13284680), (40, 10627744), (64, 6642340), (80, 5313872), (128, 3321170), (160, 2656936), (256, 1660585), (320, 1328468), (640, 664234), (1280, 332117)]