18486650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1$

素因数の和:288

約数の個数: 96

約数和(自身を含む): 44997120

約数和(自身を除く): 26510470

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 25, 26, 34, 35, 50, 65, 70, 85, 91, 119, 130, 170, 175, 182, 221, 238, 239, 325, 350, 425, 442, 455, 478, 595, 650, 850, 910, 1105, 1190, 1195, 1547, 1673, 2210, 2275, 2390, 2975, 3094, 3107, 3346, 4063, 4550, 5525, 5950, 5975, 6214, 7735, 8126, 8365, 11050, 11950, 15470, 15535, 16730, 20315, 21749, 28441, 31070, 38675, 40630, 41825, 43498, 52819, 56882, 77350, 77675, 83650, 101575, 105638, 108745, 142205, 155350, 203150, 217490, 264095, 284410, 369733, 528190, 543725, 711025, 739466, 1087450, 1320475, 1422050, 1848665, 2640950, 3697330, 9243325, 18486650]

約数ペア:

[(1, 18486650), (2, 9243325), (5, 3697330), (7, 2640950), (10, 1848665), (13, 1422050), (14, 1320475), (17, 1087450), (25, 739466), (26, 711025), (34, 543725), (35, 528190), (50, 369733), (65, 284410), (70, 264095), (85, 217490), (91, 203150), (119, 155350), (130, 142205), (170, 108745), (175, 105638), (182, 101575), (221, 83650), (238, 77675), (239, 77350), (325, 56882), (350, 52819), (425, 43498), (442, 41825), (455, 40630), (478, 38675), (595, 31070), (650, 28441), (850, 21749), (910, 20315), (1105, 16730), (1190, 15535), (1195, 15470), (1547, 11950), (1673, 11050), (2210, 8365), (2275, 8126), (2390, 7735), (2975, 6214), (3094, 5975), (3107, 5950), (3346, 5525), (4063, 4550)]