77280572

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{523}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 149742432

約数和(自身を除く): 72461860

約数列:

[1, 2, 4, 17, 34, 41, 53, 68, 82, 106, 164, 212, 523, 697, 901, 1046, 1394, 1802, 2092, 2173, 2788, 3604, 4346, 8692, 8891, 17782, 21443, 27719, 35564, 36941, 42886, 55438, 73882, 85772, 110876, 147764, 364531, 471223, 729062, 942446, 1136479, 1458124, 1884892, 2272958, 4545916, 19320143, 38640286, 77280572]

約数ペア:

[(1, 77280572), (2, 38640286), (4, 19320143), (17, 4545916), (34, 2272958), (41, 1884892), (53, 1458124), (68, 1136479), (82, 942446), (106, 729062), (164, 471223), (212, 364531), (523, 147764), (697, 110876), (901, 85772), (1046, 73882), (1394, 55438), (1802, 42886), (2092, 36941), (2173, 35564), (2788, 27719), (3604, 21443), (4346, 17782), (8692, 8891)]