90627950

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:618

約数の個数: 72

約数和(自身を含む): 199232784

約数和(自身を除く): 108604834

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 71, 98, 142, 175, 245, 350, 355, 490, 497, 521, 710, 994, 1042, 1225, 1775, 2450, 2485, 2605, 3479, 3550, 3647, 4970, 5210, 6958, 7294, 12425, 13025, 17395, 18235, 24850, 25529, 26050, 34790, 36470, 36991, 51058, 73982, 86975, 91175, 127645, 173950, 182350, 184955, 255290, 258937, 369910, 517874, 638225, 924775, 1276450, 1294685, 1812559, 1849550, 2589370, 3625118, 6473425, 9062795, 12946850, 18125590, 45313975, 90627950]

約数ペア:

[(1, 90627950), (2, 45313975), (5, 18125590), (7, 12946850), (10, 9062795), (14, 6473425), (25, 3625118), (35, 2589370), (49, 1849550), (50, 1812559), (70, 1294685), (71, 1276450), (98, 924775), (142, 638225), (175, 517874), (245, 369910), (350, 258937), (355, 255290), (490, 184955), (497, 182350), (521, 173950), (710, 127645), (994, 91175), (1042, 86975), (1225, 73982), (1775, 51058), (2450, 36991), (2485, 36470), (2605, 34790), (3479, 26050), (3550, 25529), (3647, 24850), (4970, 18235), (5210, 17395), (6958, 13025), (7294, 12425)]