51028120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{811}}^1$

素因数の和:857

約数の個数: 96

約数和(自身を含む): 136074960

約数和(自身を除く): 85046840

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 121, 130, 143, 220, 242, 260, 286, 440, 484, 520, 572, 605, 715, 811, 968, 1144, 1210, 1430, 1573, 1622, 2420, 2860, 3146, 3244, 4055, 4840, 5720, 6292, 6488, 7865, 8110, 8921, 10543, 12584, 15730, 16220, 17842, 21086, 31460, 32440, 35684, 42172, 44605, 52715, 62920, 71368, 84344, 89210, 98131, 105430, 115973, 178420, 196262, 210860, 231946, 356840, 392524, 421720, 463892, 490655, 579865, 785048, 927784, 981310, 1159730, 1275703, 1962620, 2319460, 2551406, 3925240, 4638920, 5102812, 6378515, 10205624, 12757030, 25514060, 51028120]

約数ペア:

[(1, 51028120), (2, 25514060), (4, 12757030), (5, 10205624), (8, 6378515), (10, 5102812), (11, 4638920), (13, 3925240), (20, 2551406), (22, 2319460), (26, 1962620), (40, 1275703), (44, 1159730), (52, 981310), (55, 927784), (65, 785048), (88, 579865), (104, 490655), (110, 463892), (121, 421720), (130, 392524), (143, 356840), (220, 231946), (242, 210860), (260, 196262), (286, 178420), (440, 115973), (484, 105430), (520, 98131), (572, 89210), (605, 84344), (715, 71368), (811, 62920), (968, 52715), (1144, 44605), (1210, 42172), (1430, 35684), (1573, 32440), (1622, 31460), (2420, 21086), (2860, 17842), (3146, 16220), (3244, 15730), (4055, 12584), (4840, 10543), (5720, 8921), (6292, 8110), (6488, 7865)]