68002375

素因数分解:

$5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:185

約数の個数: 64

約数和(自身を含む): 105431040

約数和(自身を除く): 37428665

約数列:

[1, 5, 7, 23, 25, 31, 35, 109, 115, 125, 155, 161, 175, 217, 545, 575, 713, 763, 775, 805, 875, 1085, 2507, 2725, 2875, 3379, 3565, 3815, 3875, 4025, 4991, 5425, 12535, 13625, 16895, 17549, 17825, 19075, 20125, 23653, 24955, 27125, 62675, 77717, 84475, 87745, 89125, 95375, 118265, 124775, 313375, 388585, 422375, 438725, 544019, 591325, 623875, 1942925, 2193625, 2720095, 2956625, 9714625, 13600475, 68002375]

約数ペア:

[(1, 68002375), (5, 13600475), (7, 9714625), (23, 2956625), (25, 2720095), (31, 2193625), (35, 1942925), (109, 623875), (115, 591325), (125, 544019), (155, 438725), (161, 422375), (175, 388585), (217, 313375), (545, 124775), (575, 118265), (713, 95375), (763, 89125), (775, 87745), (805, 84475), (875, 77717), (1085, 62675), (2507, 27125), (2725, 24955), (2875, 23653), (3379, 20125), (3565, 19075), (3815, 17825), (3875, 17549), (4025, 16895), (4991, 13625), (5425, 12535)]