159645040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{64373}}^1$

素因数の和:64417

約数の個数: 40

約数和(自身を含む): 383154048

約数和(自身を除く): 223509008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 64373, 128746, 257492, 321865, 514984, 643730, 1029968, 1287460, 1995563, 2574920, 3991126, 5149840, 7982252, 9977815, 15964504, 19955630, 31929008, 39911260, 79822520, 159645040]

約数ペア:

[(1, 159645040), (2, 79822520), (4, 39911260), (5, 31929008), (8, 19955630), (10, 15964504), (16, 9977815), (20, 7982252), (31, 5149840), (40, 3991126), (62, 2574920), (80, 1995563), (124, 1287460), (155, 1029968), (248, 643730), (310, 514984), (496, 321865), (620, 257492), (1240, 128746), (2480, 64373)]