65165900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{977}}^1$

素因数の和:1043

約数の個数: 72

約数和(自身を含む): 152802720

約数和(自身を除く): 87636820

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 29, 46, 50, 58, 92, 100, 115, 116, 145, 230, 290, 460, 575, 580, 667, 725, 977, 1150, 1334, 1450, 1954, 2300, 2668, 2900, 3335, 3908, 4885, 6670, 9770, 13340, 16675, 19540, 22471, 24425, 28333, 33350, 44942, 48850, 56666, 66700, 89884, 97700, 112355, 113332, 141665, 224710, 283330, 449420, 561775, 566660, 651659, 708325, 1123550, 1303318, 1416650, 2247100, 2606636, 2833300, 3258295, 6516590, 13033180, 16291475, 32582950, 65165900]

約数ペア:

[(1, 65165900), (2, 32582950), (4, 16291475), (5, 13033180), (10, 6516590), (20, 3258295), (23, 2833300), (25, 2606636), (29, 2247100), (46, 1416650), (50, 1303318), (58, 1123550), (92, 708325), (100, 651659), (115, 566660), (116, 561775), (145, 449420), (230, 283330), (290, 224710), (460, 141665), (575, 113332), (580, 112355), (667, 97700), (725, 89884), (977, 66700), (1150, 56666), (1334, 48850), (1450, 44942), (1954, 33350), (2300, 28333), (2668, 24425), (2900, 22471), (3335, 19540), (3908, 16675), (4885, 13340), (6670, 9770)]