68717983360

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{50671}}^1$

素因数の和:50866

約数の個数: 128

約数和(自身を含む): 178004655360

約数和(自身を除く): 109286672000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 163, 208, 260, 320, 326, 416, 520, 640, 652, 815, 832, 1040, 1304, 1630, 1664, 2080, 2119, 2608, 3260, 4160, 4238, 5216, 6520, 8320, 8476, 10432, 10595, 13040, 16952, 20864, 21190, 26080, 33904, 42380, 50671, 52160, 67808, 84760, 101342, 104320, 135616, 169520, 202684, 253355, 271232, 339040, 405368, 506710, 658723, 678080, 810736, 1013420, 1317446, 1356160, 1621472, 2026840, 2634892, 3242944, 3293615, 4053680, 5269784, 6485888, 6587230, 8107360, 8259373, 10539568, 13174460, 16214720, 16518746, 21079136, 26348920, 32429440, 33037492, 41296865, 42158272, 52697840, 66074984, 82593730, 84316544, 105395680, 107371849, 132149968, 165187460, 210791360, 214743698, 264299936, 330374920, 421582720, 429487396, 528599872, 536859245, 660749840, 858974792, 1057199744, 1073718490, 1321499680, 1717949584, 2147436980, 2642999360, 3435899168, 4294873960, 5285998720, 6871798336, 8589747920, 13743596672, 17179495840, 34358991680, 68717983360]

約数ペア:

[(1, 68717983360), (2, 34358991680), (4, 17179495840), (5, 13743596672), (8, 8589747920), (10, 6871798336), (13, 5285998720), (16, 4294873960), (20, 3435899168), (26, 2642999360), (32, 2147436980), (40, 1717949584), (52, 1321499680), (64, 1073718490), (65, 1057199744), (80, 858974792), (104, 660749840), (128, 536859245), (130, 528599872), (160, 429487396), (163, 421582720), (208, 330374920), (260, 264299936), (320, 214743698), (326, 210791360), (416, 165187460), (520, 132149968), (640, 107371849), (652, 105395680), (815, 84316544), (832, 82593730), (1040, 66074984), (1304, 52697840), (1630, 42158272), (1664, 41296865), (2080, 33037492), (2119, 32429440), (2608, 26348920), (3260, 21079136), (4160, 16518746), (4238, 16214720), (5216, 13174460), (6520, 10539568), (8320, 8259373), (8476, 8107360), (10432, 6587230), (10595, 6485888), (13040, 5269784), (16952, 4053680), (20864, 3293615), (21190, 3242944), (26080, 2634892), (33904, 2026840), (42380, 1621472), (50671, 1356160), (52160, 1317446), (67808, 1013420), (84760, 810736), (101342, 678080), (104320, 658723), (135616, 506710), (169520, 405368), (202684, 339040), (253355, 271232)]