51216880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:96

約数の個数: 160

約数和(自身を含む): 144865728

約数和(自身を除く): 93648848

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 37, 40, 44, 52, 55, 65, 74, 80, 88, 104, 110, 121, 130, 143, 148, 176, 185, 208, 220, 242, 260, 286, 296, 370, 407, 440, 481, 484, 520, 572, 592, 605, 715, 740, 814, 880, 962, 968, 1040, 1144, 1210, 1331, 1430, 1480, 1573, 1628, 1924, 1936, 2035, 2288, 2405, 2420, 2662, 2860, 2960, 3146, 3256, 3848, 4070, 4477, 4810, 4840, 5291, 5324, 5720, 6292, 6512, 6655, 7696, 7865, 8140, 8954, 9620, 9680, 10582, 10648, 11440, 12584, 13310, 15730, 16280, 17303, 17908, 19240, 21164, 21296, 22385, 25168, 26455, 26620, 31460, 32560, 34606, 35816, 38480, 42328, 44770, 49247, 52910, 53240, 58201, 62920, 69212, 71632, 84656, 86515, 89540, 98494, 105820, 106480, 116402, 125840, 138424, 173030, 179080, 196988, 211640, 232804, 246235, 276848, 291005, 346060, 358160, 393976, 423280, 465608, 492470, 582010, 640211, 692120, 787952, 931216, 984940, 1164020, 1280422, 1384240, 1969880, 2328040, 2560844, 3201055, 3939760, 4656080, 5121688, 6402110, 10243376, 12804220, 25608440, 51216880]

約数ペア:

[(1, 51216880), (2, 25608440), (4, 12804220), (5, 10243376), (8, 6402110), (10, 5121688), (11, 4656080), (13, 3939760), (16, 3201055), (20, 2560844), (22, 2328040), (26, 1969880), (37, 1384240), (40, 1280422), (44, 1164020), (52, 984940), (55, 931216), (65, 787952), (74, 692120), (80, 640211), (88, 582010), (104, 492470), (110, 465608), (121, 423280), (130, 393976), (143, 358160), (148, 346060), (176, 291005), (185, 276848), (208, 246235), (220, 232804), (242, 211640), (260, 196988), (286, 179080), (296, 173030), (370, 138424), (407, 125840), (440, 116402), (481, 106480), (484, 105820), (520, 98494), (572, 89540), (592, 86515), (605, 84656), (715, 71632), (740, 69212), (814, 62920), (880, 58201), (962, 53240), (968, 52910), (1040, 49247), (1144, 44770), (1210, 42328), (1331, 38480), (1430, 35816), (1480, 34606), (1573, 32560), (1628, 31460), (1924, 26620), (1936, 26455), (2035, 25168), (2288, 22385), (2405, 21296), (2420, 21164), (2662, 19240), (2860, 17908), (2960, 17303), (3146, 16280), (3256, 15730), (3848, 13310), (4070, 12584), (4477, 11440), (4810, 10648), (4840, 10582), (5291, 9680), (5324, 9620), (5720, 8954), (6292, 8140), (6512, 7865), (6655, 7696)]