49508480

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:326

約数の個数: 128

約数和(自身を含む): 138948480

約数和(自身を除く): 89440000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 64, 70, 80, 86, 112, 128, 140, 160, 172, 215, 224, 257, 280, 301, 320, 344, 430, 448, 514, 560, 602, 640, 688, 860, 896, 1028, 1120, 1204, 1285, 1376, 1505, 1720, 1799, 2056, 2240, 2408, 2570, 2752, 3010, 3440, 3598, 4112, 4480, 4816, 5140, 5504, 6020, 6880, 7196, 8224, 8995, 9632, 10280, 11051, 12040, 13760, 14392, 16448, 17990, 19264, 20560, 22102, 24080, 27520, 28784, 32896, 35980, 38528, 41120, 44204, 48160, 55255, 57568, 71960, 77357, 82240, 88408, 96320, 110510, 115136, 143920, 154714, 164480, 176816, 192640, 221020, 230272, 287840, 309428, 353632, 386785, 442040, 575680, 618856, 707264, 773570, 884080, 1151360, 1237712, 1414528, 1547140, 1768160, 2475424, 3094280, 3536320, 4950848, 6188560, 7072640, 9901696, 12377120, 24754240, 49508480]

約数ペア:

[(1, 49508480), (2, 24754240), (4, 12377120), (5, 9901696), (7, 7072640), (8, 6188560), (10, 4950848), (14, 3536320), (16, 3094280), (20, 2475424), (28, 1768160), (32, 1547140), (35, 1414528), (40, 1237712), (43, 1151360), (56, 884080), (64, 773570), (70, 707264), (80, 618856), (86, 575680), (112, 442040), (128, 386785), (140, 353632), (160, 309428), (172, 287840), (215, 230272), (224, 221020), (257, 192640), (280, 176816), (301, 164480), (320, 154714), (344, 143920), (430, 115136), (448, 110510), (514, 96320), (560, 88408), (602, 82240), (640, 77357), (688, 71960), (860, 57568), (896, 55255), (1028, 48160), (1120, 44204), (1204, 41120), (1285, 38528), (1376, 35980), (1505, 32896), (1720, 28784), (1799, 27520), (2056, 24080), (2240, 22102), (2408, 20560), (2570, 19264), (2752, 17990), (3010, 16448), (3440, 14392), (3598, 13760), (4112, 12040), (4480, 11051), (4816, 10280), (5140, 9632), (5504, 8995), (6020, 8224), (6880, 7196)]