91985920

素因数分解:

$2^{11}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1$

素因数の和:731

約数の個数: 96

約数和(自身を含む): 238034160

約数和(自身を除く): 146048240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 691, 832, 1024, 1040, 1280, 1382, 1664, 2048, 2080, 2560, 2764, 3328, 3455, 4160, 5120, 5528, 6656, 6910, 8320, 8983, 10240, 11056, 13312, 13820, 16640, 17966, 22112, 26624, 27640, 33280, 35932, 44224, 44915, 55280, 66560, 71864, 88448, 89830, 110560, 133120, 143728, 176896, 179660, 221120, 287456, 353792, 359320, 442240, 574912, 707584, 718640, 884480, 1149824, 1415168, 1437280, 1768960, 2299648, 2874560, 3537920, 4599296, 5749120, 7075840, 9198592, 11498240, 18397184, 22996480, 45992960, 91985920]

約数ペア:

[(1, 91985920), (2, 45992960), (4, 22996480), (5, 18397184), (8, 11498240), (10, 9198592), (13, 7075840), (16, 5749120), (20, 4599296), (26, 3537920), (32, 2874560), (40, 2299648), (52, 1768960), (64, 1437280), (65, 1415168), (80, 1149824), (104, 884480), (128, 718640), (130, 707584), (160, 574912), (208, 442240), (256, 359320), (260, 353792), (320, 287456), (416, 221120), (512, 179660), (520, 176896), (640, 143728), (691, 133120), (832, 110560), (1024, 89830), (1040, 88448), (1280, 71864), (1382, 66560), (1664, 55280), (2048, 44915), (2080, 44224), (2560, 35932), (2764, 33280), (3328, 27640), (3455, 26624), (4160, 22112), (5120, 17966), (5528, 16640), (6656, 13820), (6910, 13312), (8320, 11056), (8983, 10240)]