78632750

素因数分解:

$2^1\times 5^3\times 7^4\times {\mathrm{131}}^1$

素因数の和:176

約数の個数: 80

約数和(自身を含む): 173034576

約数和(自身を除く): 94401826

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 125, 131, 175, 245, 250, 262, 343, 350, 490, 655, 686, 875, 917, 1225, 1310, 1715, 1750, 1834, 2401, 2450, 3275, 3430, 4585, 4802, 6125, 6419, 6550, 8575, 9170, 12005, 12250, 12838, 16375, 17150, 22925, 24010, 32095, 32750, 42875, 44933, 45850, 60025, 64190, 85750, 89866, 114625, 120050, 160475, 224665, 229250, 300125, 314531, 320950, 449330, 600250, 629062, 802375, 1123325, 1572655, 1604750, 2246650, 3145310, 5616625, 7863275, 11233250, 15726550, 39316375, 78632750]

約数ペア:

[(1, 78632750), (2, 39316375), (5, 15726550), (7, 11233250), (10, 7863275), (14, 5616625), (25, 3145310), (35, 2246650), (49, 1604750), (50, 1572655), (70, 1123325), (98, 802375), (125, 629062), (131, 600250), (175, 449330), (245, 320950), (250, 314531), (262, 300125), (343, 229250), (350, 224665), (490, 160475), (655, 120050), (686, 114625), (875, 89866), (917, 85750), (1225, 64190), (1310, 60025), (1715, 45850), (1750, 44933), (1834, 42875), (2401, 32750), (2450, 32095), (3275, 24010), (3430, 22925), (4585, 17150), (4802, 16375), (6125, 12838), (6419, 12250), (6550, 12005), (8575, 9170)]