161562800

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{8243}}^1$

素因数の和:8275

約数の個数: 90

約数和(自身を含む): 451581588

約数和(自身を除く): 290018788

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, 8243, 9800, 16486, 19600, 32972, 41215, 57701, 65944, 82430, 115402, 131888, 164860, 206075, 230804, 288505, 329720, 403907, 412150, 461608, 577010, 659440, 807814, 824300, 923216, 1154020, 1442525, 1615628, 1648600, 2019535, 2308040, 2885050, 3231256, 3297200, 4039070, 4616080, 5770100, 6462512, 8078140, 10097675, 11540200, 16156280, 20195350, 23080400, 32312560, 40390700, 80781400, 161562800]

約数ペア:

[(1, 161562800), (2, 80781400), (4, 40390700), (5, 32312560), (7, 23080400), (8, 20195350), (10, 16156280), (14, 11540200), (16, 10097675), (20, 8078140), (25, 6462512), (28, 5770100), (35, 4616080), (40, 4039070), (49, 3297200), (50, 3231256), (56, 2885050), (70, 2308040), (80, 2019535), (98, 1648600), (100, 1615628), (112, 1442525), (140, 1154020), (175, 923216), (196, 824300), (200, 807814), (245, 659440), (280, 577010), (350, 461608), (392, 412150), (400, 403907), (490, 329720), (560, 288505), (700, 230804), (784, 206075), (980, 164860), (1225, 131888), (1400, 115402), (1960, 82430), (2450, 65944), (2800, 57701), (3920, 41215), (4900, 32972), (8243, 19600), (9800, 16486)]