81080198

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{229}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 131155200

約数和(自身を除く): 50075002

約数列:

[1, 2, 23, 43, 46, 86, 179, 229, 358, 458, 989, 1978, 4117, 5267, 7697, 8234, 9847, 10534, 15394, 19694, 40991, 81982, 177031, 226481, 354062, 452962, 942793, 1762613, 1885586, 3525226, 40540099, 81080198]

約数ペア:

[(1, 81080198), (2, 40540099), (23, 3525226), (43, 1885586), (46, 1762613), (86, 942793), (179, 452962), (229, 354062), (358, 226481), (458, 177031), (989, 81982), (1978, 40991), (4117, 19694), (5267, 15394), (7697, 10534), (8234, 9847)]