97072720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{521}}^1$

素因数の和:688

約数の個数: 80

約数和(自身を含む): 241176528

約数和(自身を除く): 144103808

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 137, 170, 272, 274, 340, 521, 548, 680, 685, 1042, 1096, 1360, 1370, 2084, 2192, 2329, 2605, 2740, 4168, 4658, 5210, 5480, 8336, 8857, 9316, 10420, 10960, 11645, 17714, 18632, 20840, 23290, 35428, 37264, 41680, 44285, 46580, 70856, 71377, 88570, 93160, 141712, 142754, 177140, 186320, 285508, 354280, 356885, 571016, 708560, 713770, 1142032, 1213409, 1427540, 2426818, 2855080, 4853636, 5710160, 6067045, 9707272, 12134090, 19414544, 24268180, 48536360, 97072720]

約数ペア:

[(1, 97072720), (2, 48536360), (4, 24268180), (5, 19414544), (8, 12134090), (10, 9707272), (16, 6067045), (17, 5710160), (20, 4853636), (34, 2855080), (40, 2426818), (68, 1427540), (80, 1213409), (85, 1142032), (136, 713770), (137, 708560), (170, 571016), (272, 356885), (274, 354280), (340, 285508), (521, 186320), (548, 177140), (680, 142754), (685, 141712), (1042, 93160), (1096, 88570), (1360, 71377), (1370, 70856), (2084, 46580), (2192, 44285), (2329, 41680), (2605, 37264), (2740, 35428), (4168, 23290), (4658, 20840), (5210, 18632), (5480, 17714), (8336, 11645), (8857, 10960), (9316, 10420)]