501445360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{11213}}^1$

素因数の和:11282

約数の個数: 80

約数和(自身を含む): 1284855264

約数和(自身を除く): 783409904

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 43, 52, 65, 80, 86, 104, 130, 172, 208, 215, 260, 344, 430, 520, 559, 688, 860, 1040, 1118, 1720, 2236, 2795, 3440, 4472, 5590, 8944, 11180, 11213, 22360, 22426, 44720, 44852, 56065, 89704, 112130, 145769, 179408, 224260, 291538, 448520, 482159, 583076, 728845, 897040, 964318, 1166152, 1457690, 1928636, 2332304, 2410795, 2915380, 3857272, 4821590, 5830760, 6268067, 7714544, 9643180, 11661520, 12536134, 19286360, 25072268, 31340335, 38572720, 50144536, 62680670, 100289072, 125361340, 250722680, 501445360]

約数ペア:

[(1, 501445360), (2, 250722680), (4, 125361340), (5, 100289072), (8, 62680670), (10, 50144536), (13, 38572720), (16, 31340335), (20, 25072268), (26, 19286360), (40, 12536134), (43, 11661520), (52, 9643180), (65, 7714544), (80, 6268067), (86, 5830760), (104, 4821590), (130, 3857272), (172, 2915380), (208, 2410795), (215, 2332304), (260, 1928636), (344, 1457690), (430, 1166152), (520, 964318), (559, 897040), (688, 728845), (860, 583076), (1040, 482159), (1118, 448520), (1720, 291538), (2236, 224260), (2795, 179408), (3440, 145769), (4472, 112130), (5590, 89704), (8944, 56065), (11180, 44852), (11213, 44720), (22360, 22426)]