70806320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{661}}^1$

素因数の和:790

約数の個数: 80

約数和(自身を含む): 179280192

約数和(自身を除く): 108473872

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 103, 104, 130, 206, 208, 260, 412, 515, 520, 661, 824, 1030, 1040, 1322, 1339, 1648, 2060, 2644, 2678, 3305, 4120, 5288, 5356, 6610, 6695, 8240, 8593, 10576, 10712, 13220, 13390, 17186, 21424, 26440, 26780, 34372, 42965, 52880, 53560, 68083, 68744, 85930, 107120, 136166, 137488, 171860, 272332, 340415, 343720, 544664, 680830, 687440, 885079, 1089328, 1361660, 1770158, 2723320, 3540316, 4425395, 5446640, 7080632, 8850790, 14161264, 17701580, 35403160, 70806320]

約数ペア:

[(1, 70806320), (2, 35403160), (4, 17701580), (5, 14161264), (8, 8850790), (10, 7080632), (13, 5446640), (16, 4425395), (20, 3540316), (26, 2723320), (40, 1770158), (52, 1361660), (65, 1089328), (80, 885079), (103, 687440), (104, 680830), (130, 544664), (206, 343720), (208, 340415), (260, 272332), (412, 171860), (515, 137488), (520, 136166), (661, 107120), (824, 85930), (1030, 68744), (1040, 68083), (1322, 53560), (1339, 52880), (1648, 42965), (2060, 34372), (2644, 26780), (2678, 26440), (3305, 21424), (4120, 17186), (5288, 13390), (5356, 13220), (6610, 10712), (6695, 10576), (8240, 8593)]