84827875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 129392640

約数和(自身を除く): 44564765

約数列:

[1, 5, 11, 17, 19, 25, 55, 85, 95, 125, 187, 191, 209, 275, 323, 425, 475, 935, 955, 1045, 1375, 1615, 2101, 2125, 2375, 3247, 3553, 3629, 4675, 4775, 5225, 8075, 10505, 16235, 17765, 18145, 23375, 23875, 26125, 35717, 39919, 40375, 52525, 61693, 81175, 88825, 90725, 178585, 199595, 262625, 308465, 405875, 444125, 453625, 678623, 892925, 997975, 1542325, 3393115, 4464625, 4989875, 7711625, 16965575, 84827875]

約数ペア:

[(1, 84827875), (5, 16965575), (11, 7711625), (17, 4989875), (19, 4464625), (25, 3393115), (55, 1542325), (85, 997975), (95, 892925), (125, 678623), (187, 453625), (191, 444125), (209, 405875), (275, 308465), (323, 262625), (425, 199595), (475, 178585), (935, 90725), (955, 88825), (1045, 81175), (1375, 61693), (1615, 52525), (2101, 40375), (2125, 39919), (2375, 35717), (3247, 26125), (3553, 23875), (3629, 23375), (4675, 18145), (4775, 17765), (5225, 16235), (8075, 10505)]