205417490710

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1\times {\mathrm{787}}^1\times {\mathrm{1201}}^1$

素因数の和:2309

約数の個数: 64

約数和(自身を含む): 375900056064

約数和(自身を除く): 170482565354

約数列:

[1, 2, 5, 10, 103, 206, 211, 422, 515, 787, 1030, 1055, 1201, 1574, 2110, 2402, 3935, 6005, 7870, 12010, 21733, 43466, 81061, 108665, 123703, 162122, 166057, 217330, 247406, 253411, 332114, 405305, 506822, 618515, 810610, 830285, 945187, 1237030, 1267055, 1660570, 1890374, 2534110, 4725935, 9451870, 17103871, 26101333, 34207742, 52202666, 85519355, 97354261, 130506665, 171038710, 194708522, 199434457, 261013330, 398868914, 486771305, 973542610, 997172285, 1994344570, 20541749071, 41083498142, 102708745355, 205417490710]

約数ペア:

[(1, 205417490710), (2, 102708745355), (5, 41083498142), (10, 20541749071), (103, 1994344570), (206, 997172285), (211, 973542610), (422, 486771305), (515, 398868914), (787, 261013330), (1030, 199434457), (1055, 194708522), (1201, 171038710), (1574, 130506665), (2110, 97354261), (2402, 85519355), (3935, 52202666), (6005, 34207742), (7870, 26101333), (12010, 17103871), (21733, 9451870), (43466, 4725935), (81061, 2534110), (108665, 1890374), (123703, 1660570), (162122, 1267055), (166057, 1237030), (217330, 945187), (247406, 830285), (253411, 810610), (332114, 618515), (405305, 506822)]