77792080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{839}}^1$

素因数の和:932

約数の個数: 80

約数和(自身を含む): 193737600

約数和(自身を除く): 115945520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 61, 76, 80, 95, 122, 152, 190, 244, 304, 305, 380, 488, 610, 760, 839, 976, 1159, 1220, 1520, 1678, 2318, 2440, 3356, 4195, 4636, 4880, 5795, 6712, 8390, 9272, 11590, 13424, 15941, 16780, 18544, 23180, 31882, 33560, 46360, 51179, 63764, 67120, 79705, 92720, 102358, 127528, 159410, 204716, 255056, 255895, 318820, 409432, 511790, 637640, 818864, 972401, 1023580, 1275280, 1944802, 2047160, 3889604, 4094320, 4862005, 7779208, 9724010, 15558416, 19448020, 38896040, 77792080]

約数ペア:

[(1, 77792080), (2, 38896040), (4, 19448020), (5, 15558416), (8, 9724010), (10, 7779208), (16, 4862005), (19, 4094320), (20, 3889604), (38, 2047160), (40, 1944802), (61, 1275280), (76, 1023580), (80, 972401), (95, 818864), (122, 637640), (152, 511790), (190, 409432), (244, 318820), (304, 255895), (305, 255056), (380, 204716), (488, 159410), (610, 127528), (760, 102358), (839, 92720), (976, 79705), (1159, 67120), (1220, 63764), (1520, 51179), (1678, 46360), (2318, 33560), (2440, 31882), (3356, 23180), (4195, 18544), (4636, 16780), (4880, 15941), (5795, 13424), (6712, 11590), (8390, 9272)]