156947458540

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{1399}}^1\times {\mathrm{17921}}^1$

素因数の和:19642

約数の個数: 48

約数和(自身を含む): 330897470400

約数和(自身を除く): 173950011860

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1399, 1565, 2798, 3130, 5596, 6260, 6995, 13990, 17921, 27980, 35842, 71684, 89605, 179210, 358420, 437887, 875774, 1751548, 2189435, 4378870, 5609273, 8757740, 11218546, 22437092, 25071479, 28046365, 50142958, 56092730, 100285916, 112185460, 125357395, 250714790, 501429580, 7847372927, 15694745854, 31389491708, 39236864635, 78473729270, 156947458540]

約数ペア:

[(1, 156947458540), (2, 78473729270), (4, 39236864635), (5, 31389491708), (10, 15694745854), (20, 7847372927), (313, 501429580), (626, 250714790), (1252, 125357395), (1399, 112185460), (1565, 100285916), (2798, 56092730), (3130, 50142958), (5596, 28046365), (6260, 25071479), (6995, 22437092), (13990, 11218546), (17921, 8757740), (27980, 5609273), (35842, 4378870), (71684, 2189435), (89605, 1751548), (179210, 875774), (358420, 437887)]