155993984

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{39313}}^1$

素因数の和:39358

約数の個数: 32

約数和(自身を含む): 320802240

約数和(自身を除く): 164808256

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 39313, 78626, 157252, 314504, 629008, 1218703, 1258016, 2437406, 2516032, 4874812, 5032064, 9749624, 19499248, 38998496, 77996992, 155993984]

約数ペア:

[(1, 155993984), (2, 77996992), (4, 38998496), (8, 19499248), (16, 9749624), (31, 5032064), (32, 4874812), (62, 2516032), (64, 2437406), (124, 1258016), (128, 1218703), (248, 629008), (496, 314504), (992, 157252), (1984, 78626), (3968, 39313)]