71150720

素因数分解:

$2^7\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1039}}^1$

素因数の和:1165

約数の個数: 64

約数和(自身を含む): 171849600

約数和(自身を除く): 100698880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 128, 160, 214, 320, 428, 535, 640, 856, 1039, 1070, 1712, 2078, 2140, 3424, 4156, 4280, 5195, 6848, 8312, 8560, 10390, 13696, 16624, 17120, 20780, 33248, 34240, 41560, 66496, 68480, 83120, 111173, 132992, 166240, 222346, 332480, 444692, 555865, 664960, 889384, 1111730, 1778768, 2223460, 3557536, 4446920, 7115072, 8893840, 14230144, 17787680, 35575360, 71150720]

約数ペア:

[(1, 71150720), (2, 35575360), (4, 17787680), (5, 14230144), (8, 8893840), (10, 7115072), (16, 4446920), (20, 3557536), (32, 2223460), (40, 1778768), (64, 1111730), (80, 889384), (107, 664960), (128, 555865), (160, 444692), (214, 332480), (320, 222346), (428, 166240), (535, 132992), (640, 111173), (856, 83120), (1039, 68480), (1070, 66496), (1712, 41560), (2078, 34240), (2140, 33248), (3424, 20780), (4156, 17120), (4280, 16624), (5195, 13696), (6848, 10390), (8312, 8560)]