201790615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2\times {\mathrm{73}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 282405312

約数和(自身を除く): 80614697

約数列:

[1, 5, 13, 23, 43, 65, 73, 115, 215, 299, 365, 559, 949, 989, 1495, 1679, 1849, 2795, 3139, 4745, 4945, 8395, 9245, 12857, 15695, 21827, 24037, 40807, 42527, 64285, 72197, 109135, 120185, 134977, 204035, 212635, 360985, 552851, 674885, 938561, 1754701, 2764255, 3104471, 4692805, 8773505, 15522355, 40358123, 201790615]

約数ペア:

[(1, 201790615), (5, 40358123), (13, 15522355), (23, 8773505), (43, 4692805), (65, 3104471), (73, 2764255), (115, 1754701), (215, 938561), (299, 674885), (365, 552851), (559, 360985), (949, 212635), (989, 204035), (1495, 134977), (1679, 120185), (1849, 109135), (2795, 72197), (3139, 64285), (4745, 42527), (4945, 40807), (8395, 24037), (9245, 21827), (12857, 15695)]