156735605920

素因数分解:

$2^5\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1995107}}^1$

素因数の和:1995613

約数の個数: 48

約数和(自身を含む): 371042205408

約数和(自身を除く): 214306599488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 491, 982, 1964, 2455, 3928, 4910, 7856, 9820, 15712, 19640, 39280, 78560, 1995107, 3990214, 7980428, 9975535, 15960856, 19951070, 31921712, 39902140, 63843424, 79804280, 159608560, 319217120, 979597537, 1959195074, 3918390148, 4897987685, 7836780296, 9795975370, 15673560592, 19591950740, 31347121184, 39183901480, 78367802960, 156735605920]

約数ペア:

[(1, 156735605920), (2, 78367802960), (4, 39183901480), (5, 31347121184), (8, 19591950740), (10, 15673560592), (16, 9795975370), (20, 7836780296), (32, 4897987685), (40, 3918390148), (80, 1959195074), (160, 979597537), (491, 319217120), (982, 159608560), (1964, 79804280), (2455, 63843424), (3928, 39902140), (4910, 31921712), (7856, 19951070), (9820, 15960856), (15712, 9975535), (19640, 7980428), (39280, 3990214), (78560, 1995107)]