105280640

素因数分解:

$2^7\times 5^1\times {\mathrm{179}}^1\times {\mathrm{919}}^1$

素因数の和:1117

約数の個数: 64

約数和(自身を含む): 253368000

約数和(自身を除く): 148087360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 179, 320, 358, 640, 716, 895, 919, 1432, 1790, 1838, 2864, 3580, 3676, 4595, 5728, 7160, 7352, 9190, 11456, 14320, 14704, 18380, 22912, 28640, 29408, 36760, 57280, 58816, 73520, 114560, 117632, 147040, 164501, 294080, 329002, 588160, 658004, 822505, 1316008, 1645010, 2632016, 3290020, 5264032, 6580040, 10528064, 13160080, 21056128, 26320160, 52640320, 105280640]

約数ペア:

[(1, 105280640), (2, 52640320), (4, 26320160), (5, 21056128), (8, 13160080), (10, 10528064), (16, 6580040), (20, 5264032), (32, 3290020), (40, 2632016), (64, 1645010), (80, 1316008), (128, 822505), (160, 658004), (179, 588160), (320, 329002), (358, 294080), (640, 164501), (716, 147040), (895, 117632), (919, 114560), (1432, 73520), (1790, 58816), (1838, 57280), (2864, 36760), (3580, 29408), (3676, 28640), (4595, 22912), (5728, 18380), (7160, 14704), (7352, 14320), (9190, 11456)]