65687408

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{1249}}^1$

素因数の和:1449

約数の個数: 40

約数和(自身を含む): 134850000

約数和(自身を除く): 69162592

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 173, 304, 346, 692, 1249, 1384, 2498, 2768, 3287, 4996, 6574, 9992, 13148, 19984, 23731, 26296, 47462, 52592, 94924, 189848, 216077, 379696, 432154, 864308, 1728616, 3457232, 4105463, 8210926, 16421852, 32843704, 65687408]

約数ペア:

[(1, 65687408), (2, 32843704), (4, 16421852), (8, 8210926), (16, 4105463), (19, 3457232), (38, 1728616), (76, 864308), (152, 432154), (173, 379696), (304, 216077), (346, 189848), (692, 94924), (1249, 52592), (1384, 47462), (2498, 26296), (2768, 23731), (3287, 19984), (4996, 13148), (6574, 9992)]