72474752

素因数分解:

$2^7\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1721}}^1$

素因数の和:1789

約数の個数: 64

約数和(自身を含む): 168618240

約数和(自身を除く): 96143488

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 64, 94, 112, 128, 188, 224, 329, 376, 448, 658, 752, 896, 1316, 1504, 1721, 2632, 3008, 3442, 5264, 6016, 6884, 10528, 12047, 13768, 21056, 24094, 27536, 42112, 48188, 55072, 80887, 96376, 110144, 161774, 192752, 220288, 323548, 385504, 566209, 647096, 771008, 1132418, 1294192, 1542016, 2264836, 2588384, 4529672, 5176768, 9059344, 10353536, 18118688, 36237376, 72474752]

約数ペア:

[(1, 72474752), (2, 36237376), (4, 18118688), (7, 10353536), (8, 9059344), (14, 5176768), (16, 4529672), (28, 2588384), (32, 2264836), (47, 1542016), (56, 1294192), (64, 1132418), (94, 771008), (112, 647096), (128, 566209), (188, 385504), (224, 323548), (329, 220288), (376, 192752), (448, 161774), (658, 110144), (752, 96376), (896, 80887), (1316, 55072), (1504, 48188), (1721, 42112), (2632, 27536), (3008, 24094), (3442, 21056), (5264, 13768), (6016, 12047), (6884, 10528)]