25126816

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:87

約数の個数: 144

約数和(自身を含む): 64985760

約数和(自身を除く): 39858944

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 19, 22, 26, 32, 34, 38, 44, 52, 68, 76, 88, 104, 136, 143, 152, 176, 187, 208, 209, 221, 247, 272, 286, 289, 304, 323, 352, 374, 416, 418, 442, 494, 544, 572, 578, 608, 646, 748, 836, 884, 988, 1144, 1156, 1292, 1496, 1672, 1768, 1976, 2288, 2312, 2431, 2584, 2717, 2992, 3179, 3344, 3536, 3553, 3757, 3952, 4199, 4576, 4624, 4862, 5168, 5434, 5491, 5984, 6358, 6688, 7072, 7106, 7514, 7904, 8398, 9248, 9724, 10336, 10868, 10982, 12716, 14212, 15028, 16796, 19448, 21736, 21964, 25432, 28424, 30056, 33592, 38896, 41327, 43472, 43928, 46189, 50864, 56848, 60112, 60401, 67184, 71383, 77792, 82654, 86944, 87856, 92378, 101728, 113696, 120224, 120802, 134368, 142766, 165308, 175712, 184756, 241604, 285532, 330616, 369512, 483208, 571064, 661232, 739024, 785213, 966416, 1142128, 1322464, 1478048, 1570426, 1932832, 2284256, 3140852, 6281704, 12563408, 25126816]

約数ペア:

[(1, 25126816), (2, 12563408), (4, 6281704), (8, 3140852), (11, 2284256), (13, 1932832), (16, 1570426), (17, 1478048), (19, 1322464), (22, 1142128), (26, 966416), (32, 785213), (34, 739024), (38, 661232), (44, 571064), (52, 483208), (68, 369512), (76, 330616), (88, 285532), (104, 241604), (136, 184756), (143, 175712), (152, 165308), (176, 142766), (187, 134368), (208, 120802), (209, 120224), (221, 113696), (247, 101728), (272, 92378), (286, 87856), (289, 86944), (304, 82654), (323, 77792), (352, 71383), (374, 67184), (416, 60401), (418, 60112), (442, 56848), (494, 50864), (544, 46189), (572, 43928), (578, 43472), (608, 41327), (646, 38896), (748, 33592), (836, 30056), (884, 28424), (988, 25432), (1144, 21964), (1156, 21736), (1292, 19448), (1496, 16796), (1672, 15028), (1768, 14212), (1976, 12716), (2288, 10982), (2312, 10868), (2431, 10336), (2584, 9724), (2717, 9248), (2992, 8398), (3179, 7904), (3344, 7514), (3536, 7106), (3553, 7072), (3757, 6688), (3952, 6358), (4199, 5984), (4576, 5491), (4624, 5434), (4862, 5168)]