8205127960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1931}}^1\times {\mathrm{5591}}^1$

素因数の和:7552

約数の個数: 64

約数和(自身を含む): 19446739200

約数和(自身を除く): 11241611240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 1931, 3862, 5591, 7724, 9655, 11182, 15448, 19310, 22364, 27955, 36689, 38620, 44728, 55910, 73378, 77240, 106229, 111820, 146756, 183445, 212458, 223640, 293512, 366890, 424916, 531145, 733780, 849832, 1062290, 1467560, 2124580, 4249160, 10796221, 21592442, 43184884, 53981105, 86369768, 107962210, 205128199, 215924420, 410256398, 431848840, 820512796, 1025640995, 1641025592, 2051281990, 4102563980, 8205127960]

約数ペア:

[(1, 8205127960), (2, 4102563980), (4, 2051281990), (5, 1641025592), (8, 1025640995), (10, 820512796), (19, 431848840), (20, 410256398), (38, 215924420), (40, 205128199), (76, 107962210), (95, 86369768), (152, 53981105), (190, 43184884), (380, 21592442), (760, 10796221), (1931, 4249160), (3862, 2124580), (5591, 1467560), (7724, 1062290), (9655, 849832), (11182, 733780), (15448, 531145), (19310, 424916), (22364, 366890), (27955, 293512), (36689, 223640), (38620, 212458), (44728, 183445), (55910, 146756), (73378, 111820), (77240, 106229)]