156910985

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:187

約数の個数: 72

約数和(自身を含む): 247443840

約数和(自身を除く): 90532855

約数列:

[1, 5, 7, 11, 35, 49, 55, 67, 77, 79, 121, 245, 335, 385, 395, 469, 539, 553, 605, 737, 847, 869, 2345, 2695, 2765, 3283, 3685, 3871, 4235, 4345, 5159, 5293, 5929, 6083, 8107, 9559, 16415, 19355, 25795, 26465, 29645, 30415, 36113, 37051, 40535, 42581, 47795, 56749, 58223, 66913, 180565, 185255, 212905, 259357, 283745, 291115, 334565, 397243, 407561, 468391, 640453, 1296785, 1986215, 2037805, 2341955, 2852927, 3202265, 4483171, 14264635, 22415855, 31382197, 156910985]

約数ペア:

[(1, 156910985), (5, 31382197), (7, 22415855), (11, 14264635), (35, 4483171), (49, 3202265), (55, 2852927), (67, 2341955), (77, 2037805), (79, 1986215), (121, 1296785), (245, 640453), (335, 468391), (385, 407561), (395, 397243), (469, 334565), (539, 291115), (553, 283745), (605, 259357), (737, 212905), (847, 185255), (869, 180565), (2345, 66913), (2695, 58223), (2765, 56749), (3283, 47795), (3685, 42581), (3871, 40535), (4235, 37051), (4345, 36113), (5159, 30415), (5293, 29645), (5929, 26465), (6083, 25795), (8107, 19355), (9559, 16415)]