25365780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1$

素因数の和:606

約数の個数: 144

約数和(自身を含む): 87744384

約数和(自身を除く): 62378604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 30, 33, 36, 44, 45, 46, 55, 60, 66, 69, 90, 92, 99, 110, 115, 132, 138, 165, 180, 198, 207, 220, 230, 253, 276, 330, 345, 396, 414, 460, 495, 506, 557, 660, 690, 759, 828, 990, 1012, 1035, 1114, 1265, 1380, 1518, 1671, 1980, 2070, 2228, 2277, 2530, 2785, 3036, 3342, 3795, 4140, 4554, 5013, 5060, 5570, 6127, 6684, 7590, 8355, 9108, 10026, 11140, 11385, 12254, 12811, 15180, 16710, 18381, 20052, 22770, 24508, 25065, 25622, 30635, 33420, 36762, 38433, 45540, 50130, 51244, 55143, 61270, 64055, 73524, 76866, 91905, 100260, 110286, 115299, 122540, 128110, 140921, 153732, 183810, 192165, 220572, 230598, 256220, 275715, 281842, 367620, 384330, 422763, 461196, 551430, 563684, 576495, 704605, 768660, 845526, 1102860, 1152990, 1268289, 1409210, 1691052, 2113815, 2305980, 2536578, 2818420, 4227630, 5073156, 6341445, 8455260, 12682890, 25365780]

約数ペア:

[(1, 25365780), (2, 12682890), (3, 8455260), (4, 6341445), (5, 5073156), (6, 4227630), (9, 2818420), (10, 2536578), (11, 2305980), (12, 2113815), (15, 1691052), (18, 1409210), (20, 1268289), (22, 1152990), (23, 1102860), (30, 845526), (33, 768660), (36, 704605), (44, 576495), (45, 563684), (46, 551430), (55, 461196), (60, 422763), (66, 384330), (69, 367620), (90, 281842), (92, 275715), (99, 256220), (110, 230598), (115, 220572), (132, 192165), (138, 183810), (165, 153732), (180, 140921), (198, 128110), (207, 122540), (220, 115299), (230, 110286), (253, 100260), (276, 91905), (330, 76866), (345, 73524), (396, 64055), (414, 61270), (460, 55143), (495, 51244), (506, 50130), (557, 45540), (660, 38433), (690, 36762), (759, 33420), (828, 30635), (990, 25622), (1012, 25065), (1035, 24508), (1114, 22770), (1265, 20052), (1380, 18381), (1518, 16710), (1671, 15180), (1980, 12811), (2070, 12254), (2228, 11385), (2277, 11140), (2530, 10026), (2785, 9108), (3036, 8355), (3342, 7590), (3795, 6684), (4140, 6127), (4554, 5570), (5013, 5060)]