258408064

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{65123}}^1$

素因数の和:65168

約数の個数: 32

約数和(自身を含む): 531411840

約数和(自身を除く): 273003776

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 65123, 130246, 260492, 520984, 1041968, 2018813, 2083936, 4037626, 4167872, 8075252, 8335744, 16150504, 32301008, 64602016, 129204032, 258408064]

約数ペア:

[(1, 258408064), (2, 129204032), (4, 64602016), (8, 32301008), (16, 16150504), (31, 8335744), (32, 8075252), (62, 4167872), (64, 4037626), (124, 2083936), (128, 2018813), (248, 1041968), (496, 520984), (992, 260492), (1984, 130246), (3968, 65123)]