389928592

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:488

約数の個数: 80

約数和(自身を含む): 826982784

約数和(自身を除く): 437054192

約数列:

[1, 2, 4, 8, 16, 17, 34, 61, 68, 71, 122, 136, 142, 244, 272, 284, 331, 488, 568, 662, 976, 1037, 1136, 1207, 1324, 2074, 2414, 2648, 4148, 4331, 4828, 5296, 5627, 8296, 8662, 9656, 11254, 16592, 17324, 19312, 20191, 22508, 23501, 34648, 40382, 45016, 47002, 69296, 73627, 80764, 90032, 94004, 147254, 161528, 188008, 294508, 323056, 343247, 376016, 399517, 589016, 686494, 799034, 1178032, 1372988, 1433561, 1598068, 2745976, 2867122, 3196136, 5491952, 5734244, 6392272, 11468488, 22936976, 24370537, 48741074, 97482148, 194964296, 389928592]

約数ペア:

[(1, 389928592), (2, 194964296), (4, 97482148), (8, 48741074), (16, 24370537), (17, 22936976), (34, 11468488), (61, 6392272), (68, 5734244), (71, 5491952), (122, 3196136), (136, 2867122), (142, 2745976), (244, 1598068), (272, 1433561), (284, 1372988), (331, 1178032), (488, 799034), (568, 686494), (662, 589016), (976, 399517), (1037, 376016), (1136, 343247), (1207, 323056), (1324, 294508), (2074, 188008), (2414, 161528), (2648, 147254), (4148, 94004), (4331, 90032), (4828, 80764), (5296, 73627), (5627, 69296), (8296, 47002), (8662, 45016), (9656, 40382), (11254, 34648), (16592, 23501), (17324, 22508), (19312, 20191)]