80285520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{6827}}^1$

素因数の和:6857

約数の個数: 120

約数和(自身を含む): 289561824

約数和(自身を除く): 209276304

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 5880, 6827, 11760, 13654, 20481, 27308, 34135, 40962, 47789, 54616, 68270, 81924, 95578, 102405, 109232, 136540, 143367, 163848, 191156, 204810, 238945, 273080, 286734, 327696, 334523, 382312, 409620, 477890, 546160, 573468, 669046, 716835, 764624, 819240, 955780, 1003569, 1146936, 1338092, 1433670, 1638480, 1672615, 1911560, 2007138, 2293872, 2676184, 2867340, 3345230, 3823120, 4014276, 5017845, 5352368, 5734680, 6690460, 8028552, 10035690, 11469360, 13380920, 16057104, 20071380, 26761840, 40142760, 80285520]

約数ペア:

[(1, 80285520), (2, 40142760), (3, 26761840), (4, 20071380), (5, 16057104), (6, 13380920), (7, 11469360), (8, 10035690), (10, 8028552), (12, 6690460), (14, 5734680), (15, 5352368), (16, 5017845), (20, 4014276), (21, 3823120), (24, 3345230), (28, 2867340), (30, 2676184), (35, 2293872), (40, 2007138), (42, 1911560), (48, 1672615), (49, 1638480), (56, 1433670), (60, 1338092), (70, 1146936), (80, 1003569), (84, 955780), (98, 819240), (105, 764624), (112, 716835), (120, 669046), (140, 573468), (147, 546160), (168, 477890), (196, 409620), (210, 382312), (240, 334523), (245, 327696), (280, 286734), (294, 273080), (336, 238945), (392, 204810), (420, 191156), (490, 163848), (560, 143367), (588, 136540), (735, 109232), (784, 102405), (840, 95578), (980, 81924), (1176, 68270), (1470, 54616), (1680, 47789), (1960, 40962), (2352, 34135), (2940, 27308), (3920, 20481), (5880, 13654), (6827, 11760)]