8104218160

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{19139}}^1$

素因数の和:19298

約数の個数: 80

約数和(自身を含む): 19366617600

約数和(自身を除く): 11262399440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 79, 80, 134, 158, 268, 316, 335, 395, 536, 632, 670, 790, 1072, 1264, 1340, 1580, 2680, 3160, 5293, 5360, 6320, 10586, 19139, 21172, 26465, 38278, 42344, 52930, 76556, 84688, 95695, 105860, 153112, 191390, 211720, 306224, 382780, 423440, 765560, 1282313, 1511981, 1531120, 2564626, 3023962, 5129252, 6047924, 6411565, 7559905, 10258504, 12095848, 12823130, 15119810, 20517008, 24191696, 25646260, 30239620, 51292520, 60479240, 101302727, 102585040, 120958480, 202605454, 405210908, 506513635, 810421816, 1013027270, 1620843632, 2026054540, 4052109080, 8104218160]

約数ペア:

[(1, 8104218160), (2, 4052109080), (4, 2026054540), (5, 1620843632), (8, 1013027270), (10, 810421816), (16, 506513635), (20, 405210908), (40, 202605454), (67, 120958480), (79, 102585040), (80, 101302727), (134, 60479240), (158, 51292520), (268, 30239620), (316, 25646260), (335, 24191696), (395, 20517008), (536, 15119810), (632, 12823130), (670, 12095848), (790, 10258504), (1072, 7559905), (1264, 6411565), (1340, 6047924), (1580, 5129252), (2680, 3023962), (3160, 2564626), (5293, 1531120), (5360, 1511981), (6320, 1282313), (10586, 765560), (19139, 423440), (21172, 382780), (26465, 306224), (38278, 211720), (42344, 191390), (52930, 153112), (76556, 105860), (84688, 95695)]