64969650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{353}}^1\times {\mathrm{409}}^1$

素因数の和:780

約数の個数: 72

約数和(自身を含む): 175474260

約数和(自身を除く): 110504610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 353, 409, 450, 706, 818, 1059, 1227, 1765, 2045, 2118, 2454, 3177, 3530, 3681, 4090, 5295, 6135, 6354, 7362, 8825, 10225, 10590, 12270, 15885, 17650, 18405, 20450, 26475, 30675, 31770, 36810, 52950, 61350, 79425, 92025, 144377, 158850, 184050, 288754, 433131, 721885, 866262, 1299393, 1443770, 2165655, 2598786, 3609425, 4331310, 6496965, 7218850, 10828275, 12993930, 21656550, 32484825, 64969650]

約数ペア:

[(1, 64969650), (2, 32484825), (3, 21656550), (5, 12993930), (6, 10828275), (9, 7218850), (10, 6496965), (15, 4331310), (18, 3609425), (25, 2598786), (30, 2165655), (45, 1443770), (50, 1299393), (75, 866262), (90, 721885), (150, 433131), (225, 288754), (353, 184050), (409, 158850), (450, 144377), (706, 92025), (818, 79425), (1059, 61350), (1227, 52950), (1765, 36810), (2045, 31770), (2118, 30675), (2454, 26475), (3177, 20450), (3530, 18405), (3681, 17650), (4090, 15885), (5295, 12270), (6135, 10590), (6354, 10225), (7362, 8825)]