2017451825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{601}}^1$

素因数の和:858

約数の個数: 48

約数和(自身を含む): 2723159040

約数和(自身を除く): 705707215

約数列:

[1, 5, 19, 25, 37, 95, 185, 191, 475, 601, 703, 925, 955, 3005, 3515, 3629, 4775, 7067, 11419, 15025, 17575, 18145, 22237, 35335, 57095, 90725, 111185, 114791, 134273, 176675, 285475, 422503, 555925, 573955, 671365, 2112515, 2181029, 2869775, 3356825, 4247267, 10562575, 10905145, 21236335, 54525725, 80698073, 106181675, 403490365, 2017451825]

約数ペア:

[(1, 2017451825), (5, 403490365), (19, 106181675), (25, 80698073), (37, 54525725), (95, 21236335), (185, 10905145), (191, 10562575), (475, 4247267), (601, 3356825), (703, 2869775), (925, 2181029), (955, 2112515), (3005, 671365), (3515, 573955), (3629, 555925), (4775, 422503), (7067, 285475), (11419, 176675), (15025, 134273), (17575, 114791), (18145, 111185), (22237, 90725), (35335, 57095)]