128948096

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{32497}}^1$

素因数の和:32542

約数の個数: 32

約数和(自身を含む): 265183680

約数和(自身を除く): 136235584

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 32497, 64994, 129988, 259976, 519952, 1007407, 1039904, 2014814, 2079808, 4029628, 4159616, 8059256, 16118512, 32237024, 64474048, 128948096]

約数ペア:

[(1, 128948096), (2, 64474048), (4, 32237024), (8, 16118512), (16, 8059256), (31, 4159616), (32, 4029628), (62, 2079808), (64, 2014814), (124, 1039904), (128, 1007407), (248, 519952), (496, 259976), (992, 129988), (1984, 64994), (3968, 32497)]