207400686530

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{51257}}^1$

素因数の和:51515

約数の個数: 64

約数和(自身を含む): 390610563840

約数和(自身を除く): 183209877310

約数列:

[1, 2, 5, 10, 41, 71, 82, 139, 142, 205, 278, 355, 410, 695, 710, 1390, 2911, 5699, 5822, 9869, 11398, 14555, 19738, 28495, 29110, 49345, 51257, 56990, 98690, 102514, 256285, 404629, 512570, 809258, 2023145, 2101537, 3639247, 4046290, 4203074, 7124723, 7278494, 10507685, 14249446, 18196235, 21015370, 35623615, 36392470, 71247230, 149209127, 292113643, 298418254, 505855333, 584227286, 746045635, 1011710666, 1460568215, 1492091270, 2529276665, 2921136430, 5058553330, 20740068653, 41480137306, 103700343265, 207400686530]

約数ペア:

[(1, 207400686530), (2, 103700343265), (5, 41480137306), (10, 20740068653), (41, 5058553330), (71, 2921136430), (82, 2529276665), (139, 1492091270), (142, 1460568215), (205, 1011710666), (278, 746045635), (355, 584227286), (410, 505855333), (695, 298418254), (710, 292113643), (1390, 149209127), (2911, 71247230), (5699, 36392470), (5822, 35623615), (9869, 21015370), (11398, 18196235), (14555, 14249446), (19738, 10507685), (28495, 7278494), (29110, 7124723), (49345, 4203074), (51257, 4046290), (56990, 3639247), (98690, 2101537), (102514, 2023145), (256285, 809258), (404629, 512570)]