207312875

素因数分解:

$5^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1$

素因数の和:238

約数の個数: 96

約数和(自身を含む): 349562304

約数和(自身を除く): 142249429

約数列:

[1, 5, 7, 11, 17, 25, 35, 49, 55, 77, 85, 119, 125, 175, 181, 187, 245, 275, 385, 425, 539, 595, 833, 875, 905, 935, 1225, 1267, 1309, 1375, 1925, 1991, 2125, 2695, 2975, 3077, 4165, 4525, 4675, 6125, 6335, 6545, 8869, 9163, 9625, 9955, 13475, 13937, 14875, 15385, 20825, 21539, 22625, 23375, 31675, 32725, 33847, 44345, 45815, 49775, 67375, 69685, 76925, 97559, 104125, 107695, 150773, 158375, 163625, 169235, 221725, 229075, 236929, 248875, 348425, 384625, 487795, 538475, 753865, 846175, 1108625, 1145375, 1184645, 1658503, 1742125, 2438975, 2692375, 3769325, 4230875, 5923225, 8292515, 12194875, 18846625, 29616125, 41462575, 207312875]

約数ペア:

[(1, 207312875), (5, 41462575), (7, 29616125), (11, 18846625), (17, 12194875), (25, 8292515), (35, 5923225), (49, 4230875), (55, 3769325), (77, 2692375), (85, 2438975), (119, 1742125), (125, 1658503), (175, 1184645), (181, 1145375), (187, 1108625), (245, 846175), (275, 753865), (385, 538475), (425, 487795), (539, 384625), (595, 348425), (833, 248875), (875, 236929), (905, 229075), (935, 221725), (1225, 169235), (1267, 163625), (1309, 158375), (1375, 150773), (1925, 107695), (1991, 104125), (2125, 97559), (2695, 76925), (2975, 69685), (3077, 67375), (4165, 49775), (4525, 45815), (4675, 44345), (6125, 33847), (6335, 32725), (6545, 31675), (8869, 23375), (9163, 22625), (9625, 21539), (9955, 20825), (13475, 15385), (13937, 14875)]