20780492535

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{509}}^1\times {\mathrm{1231}}^1$

素因数の和:1829

約数の個数: 96

約数和(自身を含む): 39991311360

約数和(自身を除く): 19210818825

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 67, 99, 165, 201, 335, 495, 509, 603, 737, 1005, 1231, 1527, 2211, 2545, 3015, 3685, 3693, 4581, 5599, 6155, 6633, 7635, 11055, 11079, 13541, 16797, 18465, 22905, 27995, 33165, 34103, 40623, 50391, 55395, 67705, 82477, 83985, 102309, 121869, 170515, 203115, 247431, 251955, 306927, 375133, 412385, 511545, 609345, 626579, 742293, 907247, 1125399, 1237155, 1534635, 1875665, 1879737, 2721741, 3132895, 3376197, 3711465, 4536235, 5626995, 5639211, 6892369, 8165223, 9398685, 13608705, 16880985, 20677107, 28196055, 34461845, 40826115, 41980793, 62031321, 103385535, 125942379, 209903965, 310156605, 377827137, 461788723, 629711895, 1385366169, 1889135685, 2308943615, 4156098507, 6926830845, 20780492535]

約数ペア:

[(1, 20780492535), (3, 6926830845), (5, 4156098507), (9, 2308943615), (11, 1889135685), (15, 1385366169), (33, 629711895), (45, 461788723), (55, 377827137), (67, 310156605), (99, 209903965), (165, 125942379), (201, 103385535), (335, 62031321), (495, 41980793), (509, 40826115), (603, 34461845), (737, 28196055), (1005, 20677107), (1231, 16880985), (1527, 13608705), (2211, 9398685), (2545, 8165223), (3015, 6892369), (3685, 5639211), (3693, 5626995), (4581, 4536235), (5599, 3711465), (6155, 3376197), (6633, 3132895), (7635, 2721741), (11055, 1879737), (11079, 1875665), (13541, 1534635), (16797, 1237155), (18465, 1125399), (22905, 907247), (27995, 742293), (33165, 626579), (34103, 609345), (40623, 511545), (50391, 412385), (55395, 375133), (67705, 306927), (82477, 251955), (83985, 247431), (102309, 203115), (121869, 170515)]