47572720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{307}}^1$

素因数の和:482

約数の個数: 80

約数和(自身を含む): 120304800

約数和(自身を除く): 72732080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 149, 208, 260, 298, 307, 520, 596, 614, 745, 1040, 1192, 1228, 1490, 1535, 1937, 2384, 2456, 2980, 3070, 3874, 3991, 4912, 5960, 6140, 7748, 7982, 9685, 11920, 12280, 15496, 15964, 19370, 19955, 24560, 30992, 31928, 38740, 39910, 45743, 63856, 77480, 79820, 91486, 154960, 159640, 182972, 228715, 319280, 365944, 457430, 594659, 731888, 914860, 1189318, 1829720, 2378636, 2973295, 3659440, 4757272, 5946590, 9514544, 11893180, 23786360, 47572720]

約数ペア:

[(1, 47572720), (2, 23786360), (4, 11893180), (5, 9514544), (8, 5946590), (10, 4757272), (13, 3659440), (16, 2973295), (20, 2378636), (26, 1829720), (40, 1189318), (52, 914860), (65, 731888), (80, 594659), (104, 457430), (130, 365944), (149, 319280), (208, 228715), (260, 182972), (298, 159640), (307, 154960), (520, 91486), (596, 79820), (614, 77480), (745, 63856), (1040, 45743), (1192, 39910), (1228, 38740), (1490, 31928), (1535, 30992), (1937, 24560), (2384, 19955), (2456, 19370), (2980, 15964), (3070, 15496), (3874, 12280), (3991, 11920), (4912, 9685), (5960, 7982), (6140, 7748)]