156982259380

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{809}}^1\times {\mathrm{22511}}^1$

素因数の和:23760

約数の個数: 48

約数和(自身を含む): 330850759680

約数和(自身を除く): 173868500300

約数列:

[1, 2, 4, 5, 10, 20, 431, 809, 862, 1618, 1724, 2155, 3236, 4045, 4310, 8090, 8620, 16180, 22511, 45022, 90044, 112555, 225110, 348679, 450220, 697358, 1394716, 1743395, 3486790, 6973580, 9702241, 18211399, 19404482, 36422798, 38808964, 48511205, 72845596, 91056995, 97022410, 182113990, 194044820, 364227980, 7849112969, 15698225938, 31396451876, 39245564845, 78491129690, 156982259380]

約数ペア:

[(1, 156982259380), (2, 78491129690), (4, 39245564845), (5, 31396451876), (10, 15698225938), (20, 7849112969), (431, 364227980), (809, 194044820), (862, 182113990), (1618, 97022410), (1724, 91056995), (2155, 72845596), (3236, 48511205), (4045, 38808964), (4310, 36422798), (8090, 19404482), (8620, 18211399), (16180, 9702241), (22511, 6973580), (45022, 3486790), (90044, 1743395), (112555, 1394716), (225110, 697358), (348679, 450220)]