128465408

素因数分解:

$2^9\times {\mathrm{83}}^1\times {\mathrm{3023}}^1$

素因数の和:3124

約数の個数: 40

約数和(自身を含む): 259858368

約数和(自身を除く): 131392960

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 128, 166, 256, 332, 512, 664, 1328, 2656, 3023, 5312, 6046, 10624, 12092, 21248, 24184, 42496, 48368, 96736, 193472, 250909, 386944, 501818, 773888, 1003636, 1547776, 2007272, 4014544, 8029088, 16058176, 32116352, 64232704, 128465408]

約数ペア:

[(1, 128465408), (2, 64232704), (4, 32116352), (8, 16058176), (16, 8029088), (32, 4014544), (64, 2007272), (83, 1547776), (128, 1003636), (166, 773888), (256, 501818), (332, 386944), (512, 250909), (664, 193472), (1328, 96736), (2656, 48368), (3023, 42496), (5312, 24184), (6046, 21248), (10624, 12092)]