8056880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:214

約数の個数: 80

約数和(自身を含む): 20665344

約数和(自身を除く): 12608464

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 61, 65, 80, 104, 122, 127, 130, 208, 244, 254, 260, 305, 488, 508, 520, 610, 635, 793, 976, 1016, 1040, 1220, 1270, 1586, 1651, 2032, 2440, 2540, 3172, 3302, 3965, 4880, 5080, 6344, 6604, 7747, 7930, 8255, 10160, 12688, 13208, 15494, 15860, 16510, 26416, 30988, 31720, 33020, 38735, 61976, 63440, 66040, 77470, 100711, 123952, 132080, 154940, 201422, 309880, 402844, 503555, 619760, 805688, 1007110, 1611376, 2014220, 4028440, 8056880]

約数ペア:

[(1, 8056880), (2, 4028440), (4, 2014220), (5, 1611376), (8, 1007110), (10, 805688), (13, 619760), (16, 503555), (20, 402844), (26, 309880), (40, 201422), (52, 154940), (61, 132080), (65, 123952), (80, 100711), (104, 77470), (122, 66040), (127, 63440), (130, 61976), (208, 38735), (244, 33020), (254, 31720), (260, 30988), (305, 26416), (488, 16510), (508, 15860), (520, 15494), (610, 13208), (635, 12688), (793, 10160), (976, 8255), (1016, 7930), (1040, 7747), (1220, 6604), (1270, 6344), (1586, 5080), (1651, 4880), (2032, 3965), (2440, 3302), (2540, 3172)]