274642550

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{8623}}^1$

素因数の和:8662

約数の個数: 72

約数和(自身を含む): 640021536

約数和(自身を除く): 365378986

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 49, 50, 65, 70, 91, 98, 130, 175, 182, 245, 325, 350, 455, 490, 637, 650, 910, 1225, 1274, 2275, 2450, 3185, 4550, 6370, 8623, 15925, 17246, 31850, 43115, 60361, 86230, 112099, 120722, 215575, 224198, 301805, 422527, 431150, 560495, 603610, 784693, 845054, 1120990, 1509025, 1569386, 2112635, 2802475, 3018050, 3923465, 4225270, 5492851, 5604950, 7846930, 10563175, 10985702, 19617325, 21126350, 27464255, 39234650, 54928510, 137321275, 274642550]

約数ペア:

[(1, 274642550), (2, 137321275), (5, 54928510), (7, 39234650), (10, 27464255), (13, 21126350), (14, 19617325), (25, 10985702), (26, 10563175), (35, 7846930), (49, 5604950), (50, 5492851), (65, 4225270), (70, 3923465), (91, 3018050), (98, 2802475), (130, 2112635), (175, 1569386), (182, 1509025), (245, 1120990), (325, 845054), (350, 784693), (455, 603610), (490, 560495), (637, 431150), (650, 422527), (910, 301805), (1225, 224198), (1274, 215575), (2275, 120722), (2450, 112099), (3185, 86230), (4550, 60361), (6370, 43115), (8623, 31850), (15925, 17246)]