277079075

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:301

約数の個数: 72

約数和(自身を含む): 436972032

約数和(自身を除く): 159892957

約数列:

[1, 5, 7, 13, 25, 35, 49, 65, 91, 127, 137, 175, 245, 325, 455, 635, 637, 685, 889, 959, 1225, 1651, 1781, 2275, 3175, 3185, 3425, 4445, 4795, 6223, 6713, 8255, 8905, 11557, 12467, 15925, 17399, 22225, 23975, 31115, 33565, 41275, 44525, 57785, 62335, 80899, 86995, 87269, 121793, 155575, 167825, 226187, 288925, 311675, 404495, 434975, 436345, 608965, 852551, 1130935, 1583309, 2022475, 2181725, 3044825, 4262755, 5654675, 7916545, 11083163, 21313775, 39582725, 55415815, 277079075]

約数ペア:

[(1, 277079075), (5, 55415815), (7, 39582725), (13, 21313775), (25, 11083163), (35, 7916545), (49, 5654675), (65, 4262755), (91, 3044825), (127, 2181725), (137, 2022475), (175, 1583309), (245, 1130935), (325, 852551), (455, 608965), (635, 436345), (637, 434975), (685, 404495), (889, 311675), (959, 288925), (1225, 226187), (1651, 167825), (1781, 155575), (2275, 121793), (3175, 87269), (3185, 86995), (3425, 80899), (4445, 62335), (4795, 57785), (6223, 44525), (6713, 41275), (8255, 33565), (8905, 31115), (11557, 23975), (12467, 22225), (15925, 17399)]