66872704

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{887}}^1$

素因数の和:951

約数の個数: 64

約数和(自身を含む): 144921600

約数和(自身を除く): 78048896

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 128, 152, 248, 304, 496, 589, 608, 887, 992, 1178, 1216, 1774, 1984, 2356, 2432, 3548, 3968, 4712, 7096, 9424, 14192, 16853, 18848, 27497, 28384, 33706, 37696, 54994, 56768, 67412, 75392, 109988, 113536, 134824, 219976, 269648, 439952, 522443, 539296, 879904, 1044886, 1078592, 1759808, 2089772, 2157184, 3519616, 4179544, 8359088, 16718176, 33436352, 66872704]

約数ペア:

[(1, 66872704), (2, 33436352), (4, 16718176), (8, 8359088), (16, 4179544), (19, 3519616), (31, 2157184), (32, 2089772), (38, 1759808), (62, 1078592), (64, 1044886), (76, 879904), (124, 539296), (128, 522443), (152, 439952), (248, 269648), (304, 219976), (496, 134824), (589, 113536), (608, 109988), (887, 75392), (992, 67412), (1178, 56768), (1216, 54994), (1774, 37696), (1984, 33706), (2356, 28384), (2432, 27497), (3548, 18848), (3968, 16853), (4712, 14192), (7096, 9424)]