91217920

素因数分解:

$2^{13}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:179

約数の個数: 112

約数和(自身を含む): 233556048

約数和(自身を除く): 142338128

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 131, 136, 160, 170, 256, 262, 272, 320, 340, 512, 524, 544, 640, 655, 680, 1024, 1048, 1088, 1280, 1310, 1360, 2048, 2096, 2176, 2227, 2560, 2620, 2720, 4096, 4192, 4352, 4454, 5120, 5240, 5440, 8192, 8384, 8704, 8908, 10240, 10480, 10880, 11135, 16768, 17408, 17816, 20480, 20960, 21760, 22270, 33536, 34816, 35632, 40960, 41920, 43520, 44540, 67072, 69632, 71264, 83840, 87040, 89080, 134144, 139264, 142528, 167680, 174080, 178160, 268288, 285056, 335360, 348160, 356320, 536576, 570112, 670720, 696320, 712640, 1073152, 1140224, 1341440, 1425280, 2280448, 2682880, 2850560, 4560896, 5365760, 5701120, 9121792, 11402240, 18243584, 22804480, 45608960, 91217920]

約数ペア:

[(1, 91217920), (2, 45608960), (4, 22804480), (5, 18243584), (8, 11402240), (10, 9121792), (16, 5701120), (17, 5365760), (20, 4560896), (32, 2850560), (34, 2682880), (40, 2280448), (64, 1425280), (68, 1341440), (80, 1140224), (85, 1073152), (128, 712640), (131, 696320), (136, 670720), (160, 570112), (170, 536576), (256, 356320), (262, 348160), (272, 335360), (320, 285056), (340, 268288), (512, 178160), (524, 174080), (544, 167680), (640, 142528), (655, 139264), (680, 134144), (1024, 89080), (1048, 87040), (1088, 83840), (1280, 71264), (1310, 69632), (1360, 67072), (2048, 44540), (2096, 43520), (2176, 41920), (2227, 40960), (2560, 35632), (2620, 34816), (2720, 33536), (4096, 22270), (4192, 21760), (4352, 20960), (4454, 20480), (5120, 17816), (5240, 17408), (5440, 16768), (8192, 11135), (8384, 10880), (8704, 10480), (8908, 10240)]