81582550

素因数分解:

$2^1\times 5^2\times 7^3\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:171

約数の個数: 96

約数和(自身を含む): 182131200

約数和(自身を除く): 100548650

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 67, 70, 71, 98, 134, 142, 175, 245, 335, 343, 350, 355, 469, 490, 497, 670, 686, 710, 938, 994, 1225, 1675, 1715, 1775, 2345, 2450, 2485, 3283, 3350, 3430, 3479, 3550, 4690, 4757, 4970, 6566, 6958, 8575, 9514, 11725, 12425, 16415, 17150, 17395, 22981, 23450, 23785, 24353, 24850, 32830, 33299, 34790, 45962, 47570, 48706, 66598, 82075, 86975, 114905, 118925, 121765, 164150, 166495, 173950, 229810, 233093, 237850, 243530, 332990, 466186, 574525, 608825, 832475, 1149050, 1165465, 1217650, 1631651, 1664950, 2330930, 3263302, 5827325, 8158255, 11654650, 16316510, 40791275, 81582550]

約数ペア:

[(1, 81582550), (2, 40791275), (5, 16316510), (7, 11654650), (10, 8158255), (14, 5827325), (25, 3263302), (35, 2330930), (49, 1664950), (50, 1631651), (67, 1217650), (70, 1165465), (71, 1149050), (98, 832475), (134, 608825), (142, 574525), (175, 466186), (245, 332990), (335, 243530), (343, 237850), (350, 233093), (355, 229810), (469, 173950), (490, 166495), (497, 164150), (670, 121765), (686, 118925), (710, 114905), (938, 86975), (994, 82075), (1225, 66598), (1675, 48706), (1715, 47570), (1775, 45962), (2345, 34790), (2450, 33299), (2485, 32830), (3283, 24850), (3350, 24353), (3430, 23785), (3479, 23450), (3550, 22981), (4690, 17395), (4757, 17150), (4970, 16415), (6566, 12425), (6958, 11725), (8575, 9514)]