81558648

素因数分解:

$2^3\times 3^2\times {\mathrm{269}}^1\times {\mathrm{4211}}^1$

素因数の和:4492

約数の個数: 48

約数和(自身を含む): 221761800

約数和(自身を除く): 140203152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 269, 538, 807, 1076, 1614, 2152, 2421, 3228, 4211, 4842, 6456, 8422, 9684, 12633, 16844, 19368, 25266, 33688, 37899, 50532, 75798, 101064, 151596, 303192, 1132759, 2265518, 3398277, 4531036, 6796554, 9062072, 10194831, 13593108, 20389662, 27186216, 40779324, 81558648]

約数ペア:

[(1, 81558648), (2, 40779324), (3, 27186216), (4, 20389662), (6, 13593108), (8, 10194831), (9, 9062072), (12, 6796554), (18, 4531036), (24, 3398277), (36, 2265518), (72, 1132759), (269, 303192), (538, 151596), (807, 101064), (1076, 75798), (1614, 50532), (2152, 37899), (2421, 33688), (3228, 25266), (4211, 19368), (4842, 16844), (6456, 12633), (8422, 9684)]