64844625

素因数分解:

$3^1\times 5^3\times {\mathrm{19}}^2\times {\mathrm{479}}^1$

素因数の和:535

約数の個数: 48

約数和(自身を含む): 114117120

約数和(自身を除く): 49272495

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 125, 285, 361, 375, 475, 479, 1083, 1425, 1437, 1805, 2375, 2395, 5415, 7125, 7185, 9025, 9101, 11975, 27075, 27303, 35925, 45125, 45505, 59875, 135375, 136515, 172919, 179625, 227525, 518757, 682575, 864595, 1137625, 2593785, 3412875, 4322975, 12968925, 21614875, 64844625]

約数ペア:

[(1, 64844625), (3, 21614875), (5, 12968925), (15, 4322975), (19, 3412875), (25, 2593785), (57, 1137625), (75, 864595), (95, 682575), (125, 518757), (285, 227525), (361, 179625), (375, 172919), (475, 136515), (479, 135375), (1083, 59875), (1425, 45505), (1437, 45125), (1805, 35925), (2375, 27303), (2395, 27075), (5415, 11975), (7125, 9101), (7185, 9025)]