31430272

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:221

約数の個数: 64

約数和(自身を含む): 65930760

約数和(自身を除く): 34500488

約数列:

[1, 2, 4, 8, 16, 32, 41, 53, 64, 82, 106, 113, 128, 164, 212, 226, 328, 424, 452, 656, 848, 904, 1312, 1696, 1808, 2173, 2624, 3392, 3616, 4346, 4633, 5248, 5989, 6784, 7232, 8692, 9266, 11978, 14464, 17384, 18532, 23956, 34768, 37064, 47912, 69536, 74128, 95824, 139072, 148256, 191648, 245549, 278144, 296512, 383296, 491098, 593024, 766592, 982196, 1964392, 3928784, 7857568, 15715136, 31430272]

約数ペア:

[(1, 31430272), (2, 15715136), (4, 7857568), (8, 3928784), (16, 1964392), (32, 982196), (41, 766592), (53, 593024), (64, 491098), (82, 383296), (106, 296512), (113, 278144), (128, 245549), (164, 191648), (212, 148256), (226, 139072), (328, 95824), (424, 74128), (452, 69536), (656, 47912), (848, 37064), (904, 34768), (1312, 23956), (1696, 18532), (1808, 17384), (2173, 14464), (2624, 11978), (3392, 9266), (3616, 8692), (4346, 7232), (4633, 6784), (5248, 5989)]