145428130

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{409}}^1$

素因数の和:515

約数の個数: 48

約数和(自身を含む): 278476920

約数和(自身を除く): 133048790

約数列:

[1, 2, 5, 10, 31, 37, 62, 74, 155, 185, 310, 370, 409, 818, 961, 1147, 1922, 2045, 2294, 4090, 4805, 5735, 9610, 11470, 12679, 15133, 25358, 30266, 35557, 63395, 71114, 75665, 126790, 151330, 177785, 355570, 393049, 469123, 786098, 938246, 1965245, 2345615, 3930490, 4691230, 14542813, 29085626, 72714065, 145428130]

約数ペア:

[(1, 145428130), (2, 72714065), (5, 29085626), (10, 14542813), (31, 4691230), (37, 3930490), (62, 2345615), (74, 1965245), (155, 938246), (185, 786098), (310, 469123), (370, 393049), (409, 355570), (818, 177785), (961, 151330), (1147, 126790), (1922, 75665), (2045, 71114), (2294, 63395), (4090, 35557), (4805, 30266), (5735, 25358), (9610, 15133), (11470, 12679)]