66668416

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:459

約数の個数: 64

約数和(自身を含む): 141984000

約数和(自身を除く): 75315584

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 79, 128, 152, 158, 304, 316, 347, 608, 632, 694, 1216, 1264, 1388, 1501, 2432, 2528, 2776, 3002, 5056, 5552, 6004, 6593, 10112, 11104, 12008, 13186, 22208, 24016, 26372, 27413, 44416, 48032, 52744, 54826, 96064, 105488, 109652, 192128, 210976, 219304, 421952, 438608, 520847, 843904, 877216, 1041694, 1754432, 2083388, 3508864, 4166776, 8333552, 16667104, 33334208, 66668416]

約数ペア:

[(1, 66668416), (2, 33334208), (4, 16667104), (8, 8333552), (16, 4166776), (19, 3508864), (32, 2083388), (38, 1754432), (64, 1041694), (76, 877216), (79, 843904), (128, 520847), (152, 438608), (158, 421952), (304, 219304), (316, 210976), (347, 192128), (608, 109652), (632, 105488), (694, 96064), (1216, 54826), (1264, 52744), (1388, 48032), (1501, 44416), (2432, 27413), (2528, 26372), (2776, 24016), (3002, 22208), (5056, 13186), (5552, 12008), (6004, 11104), (6593, 10112)]