64456480

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{691}}^1$

素因数の和:770

約数の個数: 96

約数和(自身を含む): 169501248

約数和(自身を除く): 105044768

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 53, 55, 80, 88, 106, 110, 160, 176, 212, 220, 265, 352, 424, 440, 530, 583, 691, 848, 880, 1060, 1166, 1382, 1696, 1760, 2120, 2332, 2764, 2915, 3455, 4240, 4664, 5528, 5830, 6910, 7601, 8480, 9328, 11056, 11660, 13820, 15202, 18656, 22112, 23320, 27640, 30404, 36623, 38005, 46640, 55280, 60808, 73246, 76010, 93280, 110560, 121616, 146492, 152020, 183115, 243232, 292984, 304040, 366230, 402853, 585968, 608080, 732460, 805706, 1171936, 1216160, 1464920, 1611412, 2014265, 2929840, 3222824, 4028530, 5859680, 6445648, 8057060, 12891296, 16114120, 32228240, 64456480]

約数ペア:

[(1, 64456480), (2, 32228240), (4, 16114120), (5, 12891296), (8, 8057060), (10, 6445648), (11, 5859680), (16, 4028530), (20, 3222824), (22, 2929840), (32, 2014265), (40, 1611412), (44, 1464920), (53, 1216160), (55, 1171936), (80, 805706), (88, 732460), (106, 608080), (110, 585968), (160, 402853), (176, 366230), (212, 304040), (220, 292984), (265, 243232), (352, 183115), (424, 152020), (440, 146492), (530, 121616), (583, 110560), (691, 93280), (848, 76010), (880, 73246), (1060, 60808), (1166, 55280), (1382, 46640), (1696, 38005), (1760, 36623), (2120, 30404), (2332, 27640), (2764, 23320), (2915, 22112), (3455, 18656), (4240, 15202), (4664, 13820), (5528, 11660), (5830, 11056), (6910, 9328), (7601, 8480)]