45749560

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 106142400

約数和(自身を除く): 60392840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 89, 142, 178, 181, 284, 355, 356, 362, 445, 568, 710, 712, 724, 890, 905, 1420, 1448, 1780, 1810, 2840, 3560, 3620, 6319, 7240, 12638, 12851, 16109, 25276, 25702, 31595, 32218, 50552, 51404, 63190, 64255, 64436, 80545, 102808, 126380, 128510, 128872, 161090, 252760, 257020, 322180, 514040, 644360, 1143739, 2287478, 4574956, 5718695, 9149912, 11437390, 22874780, 45749560]

約数ペア:

[(1, 45749560), (2, 22874780), (4, 11437390), (5, 9149912), (8, 5718695), (10, 4574956), (20, 2287478), (40, 1143739), (71, 644360), (89, 514040), (142, 322180), (178, 257020), (181, 252760), (284, 161090), (355, 128872), (356, 128510), (362, 126380), (445, 102808), (568, 80545), (710, 64436), (712, 64255), (724, 63190), (890, 51404), (905, 50552), (1420, 32218), (1448, 31595), (1780, 25702), (1810, 25276), (2840, 16109), (3560, 12851), (3620, 12638), (6319, 7240)]