5280672020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{461}}^1\times {\mathrm{3389}}^1$

素因数の和:3885

約数の個数: 72

約数和(自身を含む): 12037659480

約数和(自身を除く): 6756987460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 461, 676, 845, 922, 1690, 1844, 2305, 3380, 3389, 4610, 5993, 6778, 9220, 11986, 13556, 16945, 23972, 29965, 33890, 44057, 59930, 67780, 77909, 88114, 119860, 155818, 176228, 220285, 311636, 389545, 440570, 572741, 779090, 881140, 1145482, 1558180, 1562329, 2290964, 2863705, 3124658, 5727410, 6249316, 7811645, 11454820, 15623290, 20310277, 31246580, 40620554, 81241108, 101551385, 203102770, 264033601, 406205540, 528067202, 1056134404, 1320168005, 2640336010, 5280672020]

約数ペア:

[(1, 5280672020), (2, 2640336010), (4, 1320168005), (5, 1056134404), (10, 528067202), (13, 406205540), (20, 264033601), (26, 203102770), (52, 101551385), (65, 81241108), (130, 40620554), (169, 31246580), (260, 20310277), (338, 15623290), (461, 11454820), (676, 7811645), (845, 6249316), (922, 5727410), (1690, 3124658), (1844, 2863705), (2305, 2290964), (3380, 1562329), (3389, 1558180), (4610, 1145482), (5993, 881140), (6778, 779090), (9220, 572741), (11986, 440570), (13556, 389545), (16945, 311636), (23972, 220285), (29965, 176228), (33890, 155818), (44057, 119860), (59930, 88114), (67780, 77909)]