65177860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1171}}^1$

素因数の和:1225

約数の個数: 72

約数和(自身を含む): 157123008

約数和(自身を除く): 91945148

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 121, 220, 230, 242, 253, 460, 484, 506, 605, 1012, 1171, 1210, 1265, 2342, 2420, 2530, 2783, 4684, 5060, 5566, 5855, 11132, 11710, 12881, 13915, 23420, 25762, 26933, 27830, 51524, 53866, 55660, 64405, 107732, 128810, 134665, 141691, 257620, 269330, 283382, 296263, 538660, 566764, 592526, 708455, 1185052, 1416910, 1481315, 2833820, 2962630, 3258893, 5925260, 6517786, 13035572, 16294465, 32588930, 65177860]

約数ペア:

[(1, 65177860), (2, 32588930), (4, 16294465), (5, 13035572), (10, 6517786), (11, 5925260), (20, 3258893), (22, 2962630), (23, 2833820), (44, 1481315), (46, 1416910), (55, 1185052), (92, 708455), (110, 592526), (115, 566764), (121, 538660), (220, 296263), (230, 283382), (242, 269330), (253, 257620), (460, 141691), (484, 134665), (506, 128810), (605, 107732), (1012, 64405), (1171, 55660), (1210, 53866), (1265, 51524), (2342, 27830), (2420, 26933), (2530, 25762), (2783, 23420), (4684, 13915), (5060, 12881), (5566, 11710), (5855, 11132)]