51880140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{22171}}^1$

素因数の和:22199

約数の個数: 72

約数和(自身を含む): 169482768

約数和(自身を除く): 117602628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 22171, 44342, 66513, 88684, 110855, 133026, 199539, 221710, 266052, 288223, 332565, 399078, 443420, 576446, 665130, 798156, 864669, 997695, 1152892, 1330260, 1441115, 1729338, 1995390, 2594007, 2882230, 3458676, 3990780, 4323345, 5188014, 5764460, 8646690, 10376028, 12970035, 17293380, 25940070, 51880140]

約数ペア:

[(1, 51880140), (2, 25940070), (3, 17293380), (4, 12970035), (5, 10376028), (6, 8646690), (9, 5764460), (10, 5188014), (12, 4323345), (13, 3990780), (15, 3458676), (18, 2882230), (20, 2594007), (26, 1995390), (30, 1729338), (36, 1441115), (39, 1330260), (45, 1152892), (52, 997695), (60, 864669), (65, 798156), (78, 665130), (90, 576446), (117, 443420), (130, 399078), (156, 332565), (180, 288223), (195, 266052), (234, 221710), (260, 199539), (390, 133026), (468, 110855), (585, 88684), (780, 66513), (1170, 44342), (2340, 22171)]