421807018496

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{541}}^1\times {\mathrm{49123}}^1$

素因数の和:49713

約数の個数: 80

約数和(自身を含む): 871602809088

約数和(自身を除く): 449795790592

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 541, 992, 1082, 1984, 2164, 3968, 4328, 7936, 8656, 15872, 16771, 17312, 33542, 34624, 49123, 67084, 69248, 98246, 134168, 138496, 196492, 268336, 276992, 392984, 536672, 785968, 1073344, 1522813, 1571936, 2146688, 3045626, 3143872, 4293376, 6091252, 6287744, 8586752, 12182504, 12575488, 24365008, 25150976, 26575543, 48730016, 53151086, 97460032, 106302172, 194920064, 212604344, 389840128, 425208688, 779680256, 823841833, 850417376, 1647683666, 1700834752, 3295367332, 3401669504, 6590734664, 6803339008, 13181469328, 13606678016, 26362938656, 52725877312, 105451754624, 210903509248, 421807018496]

約数ペア:

[(1, 421807018496), (2, 210903509248), (4, 105451754624), (8, 52725877312), (16, 26362938656), (31, 13606678016), (32, 13181469328), (62, 6803339008), (64, 6590734664), (124, 3401669504), (128, 3295367332), (248, 1700834752), (256, 1647683666), (496, 850417376), (512, 823841833), (541, 779680256), (992, 425208688), (1082, 389840128), (1984, 212604344), (2164, 194920064), (3968, 106302172), (4328, 97460032), (7936, 53151086), (8656, 48730016), (15872, 26575543), (16771, 25150976), (17312, 24365008), (33542, 12575488), (34624, 12182504), (49123, 8586752), (67084, 6287744), (69248, 6091252), (98246, 4293376), (134168, 3143872), (138496, 3045626), (196492, 2146688), (268336, 1571936), (276992, 1522813), (392984, 1073344), (536672, 785968)]