163640450

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{419}}^1$

素因数の和:611

約数の個数: 48

約数和(自身を含む): 312167520

約数和(自身を除く): 148527070

約数列:

[1, 2, 5, 10, 25, 50, 73, 107, 146, 214, 365, 419, 535, 730, 838, 1070, 1825, 2095, 2675, 3650, 4190, 5350, 7811, 10475, 15622, 20950, 30587, 39055, 44833, 61174, 78110, 89666, 152935, 195275, 224165, 305870, 390550, 448330, 764675, 1120825, 1529350, 2241650, 3272809, 6545618, 16364045, 32728090, 81820225, 163640450]

約数ペア:

[(1, 163640450), (2, 81820225), (5, 32728090), (10, 16364045), (25, 6545618), (50, 3272809), (73, 2241650), (107, 1529350), (146, 1120825), (214, 764675), (365, 448330), (419, 390550), (535, 305870), (730, 224165), (838, 195275), (1070, 152935), (1825, 89666), (2095, 78110), (2675, 61174), (3650, 44833), (4190, 39055), (5350, 30587), (7811, 20950), (10475, 15622)]