55153420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{337}}^1$

素因数の和:527

約数の個数: 72

約数和(自身を含む): 135940896

約数和(自身を除く): 80787476

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 167, 196, 245, 334, 337, 490, 668, 674, 835, 980, 1169, 1348, 1670, 1685, 2338, 2359, 3340, 3370, 4676, 4718, 5845, 6740, 8183, 9436, 11690, 11795, 16366, 16513, 23380, 23590, 32732, 33026, 40915, 47180, 56279, 66052, 81830, 82565, 112558, 163660, 165130, 225116, 281395, 330260, 393953, 562790, 787906, 1125580, 1575812, 1969765, 2757671, 3939530, 5515342, 7879060, 11030684, 13788355, 27576710, 55153420]

約数ペア:

[(1, 55153420), (2, 27576710), (4, 13788355), (5, 11030684), (7, 7879060), (10, 5515342), (14, 3939530), (20, 2757671), (28, 1969765), (35, 1575812), (49, 1125580), (70, 787906), (98, 562790), (140, 393953), (167, 330260), (196, 281395), (245, 225116), (334, 165130), (337, 163660), (490, 112558), (668, 82565), (674, 81830), (835, 66052), (980, 56279), (1169, 47180), (1348, 40915), (1670, 33026), (1685, 32732), (2338, 23590), (2359, 23380), (3340, 16513), (3370, 16366), (4676, 11795), (4718, 11690), (5845, 9436), (6740, 8183)]