780455008

素因数分解:

$2^5\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{619}}^1$

素因数の和:732

約数の個数: 72

約数和(自身を含む): 1629036360

約数和(自身を除く): 848581352

約数列:

[1, 2, 4, 8, 16, 31, 32, 41, 62, 82, 124, 164, 248, 328, 496, 619, 656, 961, 992, 1238, 1271, 1312, 1922, 2476, 2542, 3844, 4952, 5084, 7688, 9904, 10168, 15376, 19189, 19808, 20336, 25379, 30752, 38378, 39401, 40672, 50758, 76756, 78802, 101516, 153512, 157604, 203032, 307024, 315208, 406064, 594859, 614048, 630416, 786749, 812128, 1189718, 1260832, 1573498, 2379436, 3146996, 4758872, 6293992, 9517744, 12587984, 19035488, 24389219, 25175968, 48778438, 97556876, 195113752, 390227504, 780455008]

約数ペア:

[(1, 780455008), (2, 390227504), (4, 195113752), (8, 97556876), (16, 48778438), (31, 25175968), (32, 24389219), (41, 19035488), (62, 12587984), (82, 9517744), (124, 6293992), (164, 4758872), (248, 3146996), (328, 2379436), (496, 1573498), (619, 1260832), (656, 1189718), (961, 812128), (992, 786749), (1238, 630416), (1271, 614048), (1312, 594859), (1922, 406064), (2476, 315208), (2542, 307024), (3844, 203032), (4952, 157604), (5084, 153512), (7688, 101516), (9904, 78802), (10168, 76756), (15376, 50758), (19189, 40672), (19808, 39401), (20336, 38378), (25379, 30752)]