80175472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:242

約数の個数: 80

約数和(自身を含む): 174363840

約数和(自身を除く): 94188368

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 71, 89, 104, 122, 142, 178, 208, 244, 284, 356, 488, 568, 712, 793, 923, 976, 1136, 1157, 1424, 1586, 1846, 2314, 3172, 3692, 4331, 4628, 5429, 6319, 6344, 7384, 8662, 9256, 10858, 12638, 12688, 14768, 17324, 18512, 21716, 25276, 34648, 43432, 50552, 56303, 69296, 70577, 82147, 86864, 101104, 112606, 141154, 164294, 225212, 282308, 328588, 385459, 450424, 564616, 657176, 770918, 900848, 1129232, 1314352, 1541836, 3083672, 5010967, 6167344, 10021934, 20043868, 40087736, 80175472]

約数ペア:

[(1, 80175472), (2, 40087736), (4, 20043868), (8, 10021934), (13, 6167344), (16, 5010967), (26, 3083672), (52, 1541836), (61, 1314352), (71, 1129232), (89, 900848), (104, 770918), (122, 657176), (142, 564616), (178, 450424), (208, 385459), (244, 328588), (284, 282308), (356, 225212), (488, 164294), (568, 141154), (712, 112606), (793, 101104), (923, 86864), (976, 82147), (1136, 70577), (1157, 69296), (1424, 56303), (1586, 50552), (1846, 43432), (2314, 34648), (3172, 25276), (3692, 21716), (4331, 18512), (4628, 17324), (5429, 14768), (6319, 12688), (6344, 12638), (7384, 10858), (8662, 9256)]