201247970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{8431}}^1$

素因数の和:8487

約数の個数: 64

約数和(自身を含む): 466255872

約数和(自身を除く): 265007902

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 31, 35, 55, 62, 70, 77, 110, 154, 155, 217, 310, 341, 385, 434, 682, 770, 1085, 1705, 2170, 2387, 3410, 4774, 8431, 11935, 16862, 23870, 42155, 59017, 84310, 92741, 118034, 185482, 261361, 295085, 463705, 522722, 590170, 649187, 927410, 1298374, 1306805, 1829527, 2613610, 2874971, 3245935, 3659054, 5749942, 6491870, 9147635, 14374855, 18295270, 20124797, 28749710, 40249594, 100623985, 201247970]

約数ペア:

[(1, 201247970), (2, 100623985), (5, 40249594), (7, 28749710), (10, 20124797), (11, 18295270), (14, 14374855), (22, 9147635), (31, 6491870), (35, 5749942), (55, 3659054), (62, 3245935), (70, 2874971), (77, 2613610), (110, 1829527), (154, 1306805), (155, 1298374), (217, 927410), (310, 649187), (341, 590170), (385, 522722), (434, 463705), (682, 295085), (770, 261361), (1085, 185482), (1705, 118034), (2170, 92741), (2387, 84310), (3410, 59017), (4774, 42155), (8431, 23870), (11935, 16862)]