157305005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 235339776

約数和(自身を除く): 78034771

約数列:

[1, 5, 11, 13, 31, 47, 55, 65, 143, 151, 155, 235, 341, 403, 517, 611, 715, 755, 1457, 1661, 1705, 1963, 2015, 2585, 3055, 4433, 4681, 6721, 7097, 7285, 8305, 9815, 16027, 18941, 21593, 22165, 23405, 33605, 35485, 51491, 60853, 78067, 80135, 92261, 94705, 107965, 208351, 220007, 257455, 304265, 390335, 461305, 669383, 1014871, 1041755, 1100035, 2420077, 2860091, 3346915, 5074355, 12100385, 14300455, 31461001, 157305005]

約数ペア:

[(1, 157305005), (5, 31461001), (11, 14300455), (13, 12100385), (31, 5074355), (47, 3346915), (55, 2860091), (65, 2420077), (143, 1100035), (151, 1041755), (155, 1014871), (235, 669383), (341, 461305), (403, 390335), (517, 304265), (611, 257455), (715, 220007), (755, 208351), (1457, 107965), (1661, 94705), (1705, 92261), (1963, 80135), (2015, 78067), (2585, 60853), (3055, 51491), (4433, 35485), (4681, 33605), (6721, 23405), (7097, 22165), (7285, 21593), (8305, 18941), (9815, 16027)]