390282685

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{269}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 544300560

約数和(自身を除く): 154017875

約数列:

[1, 5, 13, 17, 65, 85, 101, 169, 221, 269, 505, 845, 1105, 1313, 1345, 1717, 2873, 3497, 4573, 6565, 8585, 14365, 17069, 17485, 22321, 22865, 27169, 45461, 59449, 85345, 111605, 135845, 227305, 290173, 297245, 353197, 461873, 772837, 1450865, 1765985, 2309365, 3864185, 4591561, 6004349, 22957805, 30021745, 78056537, 390282685]

約数ペア:

[(1, 390282685), (5, 78056537), (13, 30021745), (17, 22957805), (65, 6004349), (85, 4591561), (101, 3864185), (169, 2309365), (221, 1765985), (269, 1450865), (505, 772837), (845, 461873), (1105, 353197), (1313, 297245), (1345, 290173), (1717, 227305), (2873, 135845), (3497, 111605), (4573, 85345), (6565, 59449), (8585, 45461), (14365, 27169), (17069, 22865), (17485, 22321)]