420795650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^3\times {\mathrm{6323}}^1$

素因数の和:6368

約数の個数: 48

約数和(自身を含む): 861025248

約数和(自身を除く): 440229598

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 121, 242, 275, 550, 605, 1210, 1331, 2662, 3025, 6050, 6323, 6655, 12646, 13310, 31615, 33275, 63230, 66550, 69553, 139106, 158075, 316150, 347765, 695530, 765083, 1530166, 1738825, 3477650, 3825415, 7650830, 8415913, 16831826, 19127075, 38254150, 42079565, 84159130, 210397825, 420795650]

約数ペア:

[(1, 420795650), (2, 210397825), (5, 84159130), (10, 42079565), (11, 38254150), (22, 19127075), (25, 16831826), (50, 8415913), (55, 7650830), (110, 3825415), (121, 3477650), (242, 1738825), (275, 1530166), (550, 765083), (605, 695530), (1210, 347765), (1331, 316150), (2662, 158075), (3025, 139106), (6050, 69553), (6323, 66550), (6655, 63230), (12646, 33275), (13310, 31615)]