39718784

素因数分解:

$2^7\times 7^1\times {\mathrm{97}}^1\times {\mathrm{457}}^1$

素因数の和:575

約数の個数: 64

約数和(自身を含む): 91563360

約数和(自身を除く): 51844576

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 97, 112, 128, 194, 224, 388, 448, 457, 679, 776, 896, 914, 1358, 1552, 1828, 2716, 3104, 3199, 3656, 5432, 6208, 6398, 7312, 10864, 12416, 12796, 14624, 21728, 25592, 29248, 43456, 44329, 51184, 58496, 86912, 88658, 102368, 177316, 204736, 310303, 354632, 409472, 620606, 709264, 1241212, 1418528, 2482424, 2837056, 4964848, 5674112, 9929696, 19859392, 39718784]

約数ペア:

[(1, 39718784), (2, 19859392), (4, 9929696), (7, 5674112), (8, 4964848), (14, 2837056), (16, 2482424), (28, 1418528), (32, 1241212), (56, 709264), (64, 620606), (97, 409472), (112, 354632), (128, 310303), (194, 204736), (224, 177316), (388, 102368), (448, 88658), (457, 86912), (679, 58496), (776, 51184), (896, 44329), (914, 43456), (1358, 29248), (1552, 25592), (1828, 21728), (2716, 14624), (3104, 12796), (3199, 12416), (3656, 10864), (5432, 7312), (6208, 6398)]