130219520

素因数分解:

$2^9\times 5^1\times {\mathrm{50867}}^1$

素因数の和:50890

約数の個数: 40

約数和(自身を含む): 312227784

約数和(自身を除く): 182008264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 50867, 101734, 203468, 254335, 406936, 508670, 813872, 1017340, 1627744, 2034680, 3255488, 4069360, 6510976, 8138720, 13021952, 16277440, 26043904, 32554880, 65109760, 130219520]

約数ペア:

[(1, 130219520), (2, 65109760), (4, 32554880), (5, 26043904), (8, 16277440), (10, 13021952), (16, 8138720), (20, 6510976), (32, 4069360), (40, 3255488), (64, 2034680), (80, 1627744), (128, 1017340), (160, 813872), (256, 508670), (320, 406936), (512, 254335), (640, 203468), (1280, 101734), (2560, 50867)]