198308510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1$

素因数の和:545

約数の個数: 64

約数和(自身を含む): 391910400

約数和(自身を除く): 193601890

約数列:

[1, 2, 5, 10, 19, 38, 47, 53, 94, 95, 106, 190, 235, 265, 419, 470, 530, 838, 893, 1007, 1786, 2014, 2095, 2491, 4190, 4465, 4982, 5035, 7961, 8930, 10070, 12455, 15922, 19693, 22207, 24910, 39386, 39805, 44414, 47329, 79610, 94658, 98465, 111035, 196930, 222070, 236645, 374167, 421933, 473290, 748334, 843866, 1043729, 1870835, 2087458, 2109665, 3741670, 4219330, 5218645, 10437290, 19830851, 39661702, 99154255, 198308510]

約数ペア:

[(1, 198308510), (2, 99154255), (5, 39661702), (10, 19830851), (19, 10437290), (38, 5218645), (47, 4219330), (53, 3741670), (94, 2109665), (95, 2087458), (106, 1870835), (190, 1043729), (235, 843866), (265, 748334), (419, 473290), (470, 421933), (530, 374167), (838, 236645), (893, 222070), (1007, 196930), (1786, 111035), (2014, 98465), (2095, 94658), (2491, 79610), (4190, 47329), (4465, 44414), (4982, 39805), (5035, 39386), (7961, 24910), (8930, 22207), (10070, 19693), (12455, 15922)]