90489200

素因数分解:

$2^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{5261}}^1$

素因数の和:5322

約数の個数: 60

約数和(自身を含む): 222498408

約数和(自身を除く): 132009208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 80, 86, 100, 172, 200, 215, 344, 400, 430, 688, 860, 1075, 1720, 2150, 3440, 4300, 5261, 8600, 10522, 17200, 21044, 26305, 42088, 52610, 84176, 105220, 131525, 210440, 226223, 263050, 420880, 452446, 526100, 904892, 1052200, 1131115, 1809784, 2104400, 2262230, 3619568, 4524460, 5655575, 9048920, 11311150, 18097840, 22622300, 45244600, 90489200]

約数ペア:

[(1, 90489200), (2, 45244600), (4, 22622300), (5, 18097840), (8, 11311150), (10, 9048920), (16, 5655575), (20, 4524460), (25, 3619568), (40, 2262230), (43, 2104400), (50, 1809784), (80, 1131115), (86, 1052200), (100, 904892), (172, 526100), (200, 452446), (215, 420880), (344, 263050), (400, 226223), (430, 210440), (688, 131525), (860, 105220), (1075, 84176), (1720, 52610), (2150, 42088), (3440, 26305), (4300, 21044), (5261, 17200), (8600, 10522)]