65456820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2543}}^1$

素因数の和:2582

約数の個数: 144

約数和(自身を含む): 233356032

約数和(自身を除く): 167899212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 286, 330, 390, 396, 429, 468, 495, 572, 585, 660, 715, 780, 858, 990, 1170, 1287, 1430, 1716, 1980, 2145, 2340, 2543, 2574, 2860, 4290, 5086, 5148, 6435, 7629, 8580, 10172, 12715, 12870, 15258, 22887, 25430, 25740, 27973, 30516, 33059, 38145, 45774, 50860, 55946, 66118, 76290, 83919, 91548, 99177, 111892, 114435, 132236, 139865, 152580, 165295, 167838, 198354, 228870, 251757, 279730, 297531, 330590, 335676, 363649, 396708, 419595, 457740, 495885, 503514, 559460, 595062, 661180, 727298, 839190, 991770, 1007028, 1090947, 1190124, 1258785, 1454596, 1487655, 1678380, 1818245, 1983540, 2181894, 2517570, 2975310, 3272841, 3636490, 4363788, 5035140, 5454735, 5950620, 6545682, 7272980, 10909470, 13091364, 16364205, 21818940, 32728410, 65456820]

約数ペア:

[(1, 65456820), (2, 32728410), (3, 21818940), (4, 16364205), (5, 13091364), (6, 10909470), (9, 7272980), (10, 6545682), (11, 5950620), (12, 5454735), (13, 5035140), (15, 4363788), (18, 3636490), (20, 3272841), (22, 2975310), (26, 2517570), (30, 2181894), (33, 1983540), (36, 1818245), (39, 1678380), (44, 1487655), (45, 1454596), (52, 1258785), (55, 1190124), (60, 1090947), (65, 1007028), (66, 991770), (78, 839190), (90, 727298), (99, 661180), (110, 595062), (117, 559460), (130, 503514), (132, 495885), (143, 457740), (156, 419595), (165, 396708), (180, 363649), (195, 335676), (198, 330590), (220, 297531), (234, 279730), (260, 251757), (286, 228870), (330, 198354), (390, 167838), (396, 165295), (429, 152580), (468, 139865), (495, 132236), (572, 114435), (585, 111892), (660, 99177), (715, 91548), (780, 83919), (858, 76290), (990, 66118), (1170, 55946), (1287, 50860), (1430, 45774), (1716, 38145), (1980, 33059), (2145, 30516), (2340, 27973), (2543, 25740), (2574, 25430), (2860, 22887), (4290, 15258), (5086, 12870), (5148, 12715), (6435, 10172), (7629, 8580)]