61288960

素因数分解:

$2^9\times 5^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:381

約数の個数: 80

約数和(自身を含む): 149153400

約数和(自身を除く): 87864440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 256, 269, 320, 356, 445, 512, 538, 640, 712, 890, 1076, 1280, 1345, 1424, 1780, 2152, 2560, 2690, 2848, 3560, 4304, 5380, 5696, 7120, 8608, 10760, 11392, 14240, 17216, 21520, 22784, 23941, 28480, 34432, 43040, 45568, 47882, 56960, 68864, 86080, 95764, 113920, 119705, 137728, 172160, 191528, 227840, 239410, 344320, 383056, 478820, 688640, 766112, 957640, 1532224, 1915280, 3064448, 3830560, 6128896, 7661120, 12257792, 15322240, 30644480, 61288960]

約数ペア:

[(1, 61288960), (2, 30644480), (4, 15322240), (5, 12257792), (8, 7661120), (10, 6128896), (16, 3830560), (20, 3064448), (32, 1915280), (40, 1532224), (64, 957640), (80, 766112), (89, 688640), (128, 478820), (160, 383056), (178, 344320), (256, 239410), (269, 227840), (320, 191528), (356, 172160), (445, 137728), (512, 119705), (538, 113920), (640, 95764), (712, 86080), (890, 68864), (1076, 56960), (1280, 47882), (1345, 45568), (1424, 43040), (1780, 34432), (2152, 28480), (2560, 23941), (2690, 22784), (2848, 21520), (3560, 17216), (4304, 14240), (5380, 11392), (5696, 10760), (7120, 8608)]