83209515

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:224

約数の個数: 64

約数和(自身を含む): 145981440

約数和(自身を除く): 62771925

約数列:

[1, 3, 5, 15, 23, 43, 69, 71, 79, 115, 129, 213, 215, 237, 345, 355, 395, 645, 989, 1065, 1185, 1633, 1817, 2967, 3053, 3397, 4899, 4945, 5451, 5609, 8165, 9085, 9159, 10191, 14835, 15265, 16827, 16985, 24495, 27255, 28045, 45795, 50955, 70219, 78131, 84135, 129007, 210657, 234393, 241187, 351095, 387021, 390655, 645035, 723561, 1053285, 1171965, 1205935, 1935105, 3617805, 5547301, 16641903, 27736505, 83209515]

約数ペア:

[(1, 83209515), (3, 27736505), (5, 16641903), (15, 5547301), (23, 3617805), (43, 1935105), (69, 1205935), (71, 1171965), (79, 1053285), (115, 723561), (129, 645035), (213, 390655), (215, 387021), (237, 351095), (345, 241187), (355, 234393), (395, 210657), (645, 129007), (989, 84135), (1065, 78131), (1185, 70219), (1633, 50955), (1817, 45795), (2967, 28045), (3053, 27255), (3397, 24495), (4899, 16985), (4945, 16827), (5451, 15265), (5609, 14835), (8165, 10191), (9085, 9159)]