201492980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{7673}}^1$

素因数の和:7796

約数の個数: 48

約数和(自身を含む): 460255824

約数和(自身を除く): 258762844

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 101, 130, 202, 260, 404, 505, 1010, 1313, 2020, 2626, 5252, 6565, 7673, 13130, 15346, 26260, 30692, 38365, 76730, 99749, 153460, 199498, 398996, 498745, 774973, 997490, 1549946, 1994980, 3099892, 3874865, 7749730, 10074649, 15499460, 20149298, 40298596, 50373245, 100746490, 201492980]

約数ペア:

[(1, 201492980), (2, 100746490), (4, 50373245), (5, 40298596), (10, 20149298), (13, 15499460), (20, 10074649), (26, 7749730), (52, 3874865), (65, 3099892), (101, 1994980), (130, 1549946), (202, 997490), (260, 774973), (404, 498745), (505, 398996), (1010, 199498), (1313, 153460), (2020, 99749), (2626, 76730), (5252, 38365), (6565, 30692), (7673, 26260), (13130, 15346)]