80423700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{5471}}^1$

素因数の和:5502

約数の個数: 108

約数和(自身を含む): 270732672

約数和(自身を除く): 190308972

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 140, 147, 150, 175, 196, 210, 245, 294, 300, 350, 420, 490, 525, 588, 700, 735, 980, 1050, 1225, 1470, 2100, 2450, 2940, 3675, 4900, 5471, 7350, 10942, 14700, 16413, 21884, 27355, 32826, 38297, 54710, 65652, 76594, 82065, 109420, 114891, 136775, 153188, 164130, 191485, 229782, 268079, 273550, 328260, 382970, 410325, 459564, 536158, 547100, 574455, 765940, 804237, 820650, 957425, 1072316, 1148910, 1340395, 1608474, 1641300, 1914850, 2297820, 2680790, 2872275, 3216948, 3829700, 4021185, 5361580, 5744550, 6701975, 8042370, 11489100, 13403950, 16084740, 20105925, 26807900, 40211850, 80423700]

約数ペア:

[(1, 80423700), (2, 40211850), (3, 26807900), (4, 20105925), (5, 16084740), (6, 13403950), (7, 11489100), (10, 8042370), (12, 6701975), (14, 5744550), (15, 5361580), (20, 4021185), (21, 3829700), (25, 3216948), (28, 2872275), (30, 2680790), (35, 2297820), (42, 1914850), (49, 1641300), (50, 1608474), (60, 1340395), (70, 1148910), (75, 1072316), (84, 957425), (98, 820650), (100, 804237), (105, 765940), (140, 574455), (147, 547100), (150, 536158), (175, 459564), (196, 410325), (210, 382970), (245, 328260), (294, 273550), (300, 268079), (350, 229782), (420, 191485), (490, 164130), (525, 153188), (588, 136775), (700, 114891), (735, 109420), (980, 82065), (1050, 76594), (1225, 65652), (1470, 54710), (2100, 38297), (2450, 32826), (2940, 27355), (3675, 21884), (4900, 16413), (5471, 14700), (7350, 10942)]