156957515

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:432

約数の個数: 64

約数和(自身を含む): 241315200

約数和(自身を除く): 84357685

約数列:

[1, 5, 11, 13, 17, 37, 55, 65, 85, 143, 185, 187, 221, 349, 407, 481, 629, 715, 935, 1105, 1745, 2035, 2405, 2431, 3145, 3839, 4537, 5291, 5933, 6919, 8177, 12155, 12913, 19195, 22685, 26455, 29665, 34595, 40885, 49907, 64565, 65263, 77129, 89947, 142043, 167869, 219521, 249535, 326315, 385645, 449735, 710215, 839345, 848419, 1097605, 1846559, 2414731, 2853773, 4242095, 9232795, 12073655, 14268865, 31391503, 156957515]

約数ペア:

[(1, 156957515), (5, 31391503), (11, 14268865), (13, 12073655), (17, 9232795), (37, 4242095), (55, 2853773), (65, 2414731), (85, 1846559), (143, 1097605), (185, 848419), (187, 839345), (221, 710215), (349, 449735), (407, 385645), (481, 326315), (629, 249535), (715, 219521), (935, 167869), (1105, 142043), (1745, 89947), (2035, 77129), (2405, 65263), (2431, 64565), (3145, 49907), (3839, 40885), (4537, 34595), (5291, 29665), (5933, 26455), (6919, 22685), (8177, 19195), (12155, 12913)]