66070040

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:444

約数の個数: 64

約数和(自身を含む): 153122400

約数和(自身を除く): 87052360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 89, 134, 178, 268, 277, 335, 356, 445, 536, 554, 670, 712, 890, 1108, 1340, 1385, 1780, 2216, 2680, 2770, 3560, 5540, 5963, 11080, 11926, 18559, 23852, 24653, 29815, 37118, 47704, 49306, 59630, 74236, 92795, 98612, 119260, 123265, 148472, 185590, 197224, 238520, 246530, 371180, 493060, 742360, 986120, 1651751, 3303502, 6607004, 8258755, 13214008, 16517510, 33035020, 66070040]

約数ペア:

[(1, 66070040), (2, 33035020), (4, 16517510), (5, 13214008), (8, 8258755), (10, 6607004), (20, 3303502), (40, 1651751), (67, 986120), (89, 742360), (134, 493060), (178, 371180), (268, 246530), (277, 238520), (335, 197224), (356, 185590), (445, 148472), (536, 123265), (554, 119260), (670, 98612), (712, 92795), (890, 74236), (1108, 59630), (1340, 49306), (1385, 47704), (1780, 37118), (2216, 29815), (2680, 24653), (2770, 23852), (3560, 18559), (5540, 11926), (5963, 11080)]