28715104

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{97}}^1$

素因数の和:176

約数の個数: 72

約数和(自身を含む): 64530648

約数和(自身を除く): 35815544

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 32, 44, 58, 88, 97, 116, 176, 194, 232, 319, 352, 388, 464, 638, 776, 841, 928, 1067, 1276, 1552, 1682, 2134, 2552, 2813, 3104, 3364, 4268, 5104, 5626, 6728, 8536, 9251, 10208, 11252, 13456, 17072, 18502, 22504, 26912, 30943, 34144, 37004, 45008, 61886, 74008, 81577, 90016, 123772, 148016, 163154, 247544, 296032, 326308, 495088, 652616, 897347, 990176, 1305232, 1794694, 2610464, 3589388, 7178776, 14357552, 28715104]

約数ペア:

[(1, 28715104), (2, 14357552), (4, 7178776), (8, 3589388), (11, 2610464), (16, 1794694), (22, 1305232), (29, 990176), (32, 897347), (44, 652616), (58, 495088), (88, 326308), (97, 296032), (116, 247544), (176, 163154), (194, 148016), (232, 123772), (319, 90016), (352, 81577), (388, 74008), (464, 61886), (638, 45008), (776, 37004), (841, 34144), (928, 30943), (1067, 26912), (1276, 22504), (1552, 18502), (1682, 17072), (2134, 13456), (2552, 11252), (2813, 10208), (3104, 9251), (3364, 8536), (4268, 6728), (5104, 5626)]