64920448

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{16361}}^1$

素因数の和:16406

約数の個数: 32

約数和(自身を含む): 133513920

約数和(自身を除く): 68593472

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 16361, 32722, 65444, 130888, 261776, 507191, 523552, 1014382, 1047104, 2028764, 2094208, 4057528, 8115056, 16230112, 32460224, 64920448]

約数ペア:

[(1, 64920448), (2, 32460224), (4, 16230112), (8, 8115056), (16, 4057528), (31, 2094208), (32, 2028764), (62, 1047104), (64, 1014382), (124, 523552), (128, 507191), (248, 261776), (496, 130888), (992, 65444), (1984, 32722), (3968, 16361)]