253221392

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{509}}^1$

素因数の和:624

約数の個数: 80

約数和(自身を含む): 546393600

約数和(自身を除く): 293172208

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 59, 62, 68, 118, 124, 136, 236, 248, 272, 472, 496, 509, 527, 944, 1003, 1018, 1054, 1829, 2006, 2036, 2108, 3658, 4012, 4072, 4216, 7316, 8024, 8144, 8432, 8653, 14632, 15779, 16048, 17306, 29264, 30031, 31093, 31558, 34612, 60062, 62186, 63116, 69224, 120124, 124372, 126232, 138448, 240248, 248744, 252464, 268243, 480496, 497488, 510527, 536486, 930961, 1021054, 1072972, 1861922, 2042108, 2145944, 3723844, 4084216, 4291888, 7447688, 8168432, 14895376, 15826337, 31652674, 63305348, 126610696, 253221392]

約数ペア:

[(1, 253221392), (2, 126610696), (4, 63305348), (8, 31652674), (16, 15826337), (17, 14895376), (31, 8168432), (34, 7447688), (59, 4291888), (62, 4084216), (68, 3723844), (118, 2145944), (124, 2042108), (136, 1861922), (236, 1072972), (248, 1021054), (272, 930961), (472, 536486), (496, 510527), (509, 497488), (527, 480496), (944, 268243), (1003, 252464), (1018, 248744), (1054, 240248), (1829, 138448), (2006, 126232), (2036, 124372), (2108, 120124), (3658, 69224), (4012, 63116), (4072, 62186), (4216, 60062), (7316, 34612), (8024, 31558), (8144, 31093), (8432, 30031), (8653, 29264), (14632, 17306), (15779, 16048)]