156687371140

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{347}}^1\times {\mathrm{253679}}^1$

素因数の和:254124

約数の個数: 48

約数和(自身を含む): 333700819200

約数和(自身を除く): 177013448060

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 347, 356, 445, 694, 890, 1388, 1735, 1780, 3470, 6940, 30883, 61766, 123532, 154415, 253679, 308830, 507358, 617660, 1014716, 1268395, 2536790, 5073580, 22577431, 45154862, 88026613, 90309724, 112887155, 176053226, 225774310, 352106452, 440133065, 451548620, 880266130, 1760532260, 7834368557, 15668737114, 31337474228, 39171842785, 78343685570, 156687371140]

約数ペア:

[(1, 156687371140), (2, 78343685570), (4, 39171842785), (5, 31337474228), (10, 15668737114), (20, 7834368557), (89, 1760532260), (178, 880266130), (347, 451548620), (356, 440133065), (445, 352106452), (694, 225774310), (890, 176053226), (1388, 112887155), (1735, 90309724), (1780, 88026613), (3470, 45154862), (6940, 22577431), (30883, 5073580), (61766, 2536790), (123532, 1268395), (154415, 1014716), (253679, 617660), (308830, 507358)]