210829850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{7823}}^1$

素因数の和:7860

約数の個数: 72

約数和(自身を含む): 497700288

約数和(自身を除く): 286870438

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 49, 50, 55, 70, 77, 98, 110, 154, 175, 245, 275, 350, 385, 490, 539, 550, 770, 1078, 1225, 1925, 2450, 2695, 3850, 5390, 7823, 13475, 15646, 26950, 39115, 54761, 78230, 86053, 109522, 172106, 195575, 273805, 383327, 391150, 430265, 547610, 602371, 766654, 860530, 1204742, 1369025, 1916635, 2151325, 2738050, 3011855, 3833270, 4216597, 4302650, 6023710, 8433194, 9583175, 15059275, 19166350, 21082985, 30118550, 42165970, 105414925, 210829850]

約数ペア:

[(1, 210829850), (2, 105414925), (5, 42165970), (7, 30118550), (10, 21082985), (11, 19166350), (14, 15059275), (22, 9583175), (25, 8433194), (35, 6023710), (49, 4302650), (50, 4216597), (55, 3833270), (70, 3011855), (77, 2738050), (98, 2151325), (110, 1916635), (154, 1369025), (175, 1204742), (245, 860530), (275, 766654), (350, 602371), (385, 547610), (490, 430265), (539, 391150), (550, 383327), (770, 273805), (1078, 195575), (1225, 172106), (1925, 109522), (2450, 86053), (2695, 78230), (3850, 54761), (5390, 39115), (7823, 26950), (13475, 15646)]