128909200

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{6577}}^1$

素因数の和:6609

約数の個数: 90

約数和(自身を含む): 360323106

約数和(自身を除く): 231413906

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1960, 2450, 2800, 3920, 4900, 6577, 9800, 13154, 19600, 26308, 32885, 46039, 52616, 65770, 92078, 105232, 131540, 164425, 184156, 230195, 263080, 322273, 328850, 368312, 460390, 526160, 644546, 657700, 736624, 920780, 1150975, 1289092, 1315400, 1611365, 1841560, 2301950, 2578184, 2630800, 3222730, 3683120, 4603900, 5156368, 6445460, 8056825, 9207800, 12890920, 16113650, 18415600, 25781840, 32227300, 64454600, 128909200]

約数ペア:

[(1, 128909200), (2, 64454600), (4, 32227300), (5, 25781840), (7, 18415600), (8, 16113650), (10, 12890920), (14, 9207800), (16, 8056825), (20, 6445460), (25, 5156368), (28, 4603900), (35, 3683120), (40, 3222730), (49, 2630800), (50, 2578184), (56, 2301950), (70, 1841560), (80, 1611365), (98, 1315400), (100, 1289092), (112, 1150975), (140, 920780), (175, 736624), (196, 657700), (200, 644546), (245, 526160), (280, 460390), (350, 368312), (392, 328850), (400, 322273), (490, 263080), (560, 230195), (700, 184156), (784, 164425), (980, 131540), (1225, 105232), (1400, 92078), (1960, 65770), (2450, 52616), (2800, 46039), (3920, 32885), (4900, 26308), (6577, 19600), (9800, 13154)]