145410880

素因数分解:

$2^6\times 5^1\times {\mathrm{454409}}^1$

素因数の和:454426

約数の個数: 28

約数和(自身を含む): 346260420

約数和(自身を除く): 200849540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 454409, 908818, 1817636, 2272045, 3635272, 4544090, 7270544, 9088180, 14541088, 18176360, 29082176, 36352720, 72705440, 145410880]

約数ペア:

[(1, 145410880), (2, 72705440), (4, 36352720), (5, 29082176), (8, 18176360), (10, 14541088), (16, 9088180), (20, 7270544), (32, 4544090), (40, 3635272), (64, 2272045), (80, 1817636), (160, 908818), (320, 454409)]