145465856

素因数分解:

$2^9\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:245

約数の個数: 80

約数和(自身を含む): 306777240

約数和(自身を除く): 161311384

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 97, 101, 116, 128, 194, 202, 232, 256, 388, 404, 464, 512, 776, 808, 928, 1552, 1616, 1856, 2813, 2929, 3104, 3232, 3712, 5626, 5858, 6208, 6464, 7424, 9797, 11252, 11716, 12416, 12928, 14848, 19594, 22504, 23432, 24832, 25856, 39188, 45008, 46864, 49664, 51712, 78376, 90016, 93728, 156752, 180032, 187456, 284113, 313504, 360064, 374912, 568226, 627008, 720128, 749824, 1136452, 1254016, 1440256, 1499648, 2272904, 2508032, 4545808, 5016064, 9091616, 18183232, 36366464, 72732928, 145465856]

約数ペア:

[(1, 145465856), (2, 72732928), (4, 36366464), (8, 18183232), (16, 9091616), (29, 5016064), (32, 4545808), (58, 2508032), (64, 2272904), (97, 1499648), (101, 1440256), (116, 1254016), (128, 1136452), (194, 749824), (202, 720128), (232, 627008), (256, 568226), (388, 374912), (404, 360064), (464, 313504), (512, 284113), (776, 187456), (808, 180032), (928, 156752), (1552, 93728), (1616, 90016), (1856, 78376), (2813, 51712), (2929, 49664), (3104, 46864), (3232, 45008), (3712, 39188), (5626, 25856), (5858, 24832), (6208, 23432), (6464, 22504), (7424, 19594), (9797, 14848), (11252, 12928), (11716, 12416)]